Looking for the best K9 Sports Sack Medium on Amazon? Look no further! We’ve rounded up the essential K9 Sports Sack Medium that should be on your radar.
1

K9 Sport Sack | Dog Carrier Adjustable Backpack (Medium, Air 2 - Charcoal Grey)
9.8
Amazon.com
2

K9 Sport Sack | Adjustable Dog Carrier Backpack (Medium, Plus 2 - Light Grey)
9.7
Amazon.com
3

K9 Sport Sack Knavigate | Dog Carrier Dog Backpack for Most Dog Sizes | Front Facing Adjustable Dog Backpack Carrier | Veterinarian Approved (Medium,...
9.1
Amazon.com
4

K9 Sport Sack Trainer | Dog Carrier Dog Backpack for Pets (Small, Eclipse)
9.1
Amazon.com
5

K9 Sport Sack | Dog Carrier Adjustable Backpack (Small, Urban 3 - Concrete)
8.5
Amazon.com
6

K9 Sport Sack | Kolossus Dog Carrier Backpack for Small and Medium Pets | Front Facing Adjustable Dog Backpack Carrier | Fully Ventilated | Veterinarian...
8.4
Amazon.com
7

K9 Sport Sack Air2 Black LG
8.2
Amazon.com
8

K9 Sport Sack | Foam Booster Block for K9 Sport Sack Dog Backpack Carrier - Booster Block Only, Bag NOT Included (Medium/Large)
7.9
Amazon.com
9

K9 Sport Sack Walk-On | Dog Carrier Dog Backpack with Harness & Storage (Medium, Buttercup Yellow)
7.8
Amazon.com
10

K9 Sport Sack Trainer | Dog Carrier Dog Backpack for Pets (X-Small, Eclipse)
7.7
Amazon.com
Now, let’s explore more great options.
Features
Part Number | AIR-GRY-M |
Model | AIR-GRY-M |
Warranty | USA-BASED COMPANY, PERFORMANCE GUARANTEED: Wrong size? No problem. Any issues? We’re here for you. Whatever the problem may be don’t worry we’ll cover it, but we’re happy to hear any good stories and see your adventures with your dog. This bag is backed by a 60-Day Quality Guarantee. Must be sold by seller "K9 Sport Sack" or warranty is voided. |
Color | Air 2 - Light Grey |
Size | 10.0"L x 7.0"W x 19.0"H |
- The K9 SPORT SACK AIR 2 MEDIUM is designed for dog breeds that weights up to 30 in (13 kg). The K9 Air - Medium will fit dogs with the length of 17-20 in (43-51 cm) and have a girth up to 28 in (71 cm). Typical dog breeds that will fit this size backpack include Jack Russell Terrier, Lhasa Apso, Pug, Havanese and Schipperke. Use it as a dog travel bag for hiking, bikes, subways, shopping, motorcycles, skiing, dancing..heck the possibilities are endless!
- RUFF LIFE: Does your dog suffer from anxiety, depression, or have a physical disability? Or maybe just older or doesn’t have the stamina for your next big adventure. Problem solved!
- ROUND TALL FAT SMALL: We get it! Dogs come in all shapes and sizes, and we got your dog covered! Available in 4 sizes to fit your yorkie or larger sizes for your chubby frenchie or corgi. Scroll down in the product description to find the right size for your dog! Please contact us and visit our website for more accurate sizing recommendations.
- SPORT SACK IS THE NEW BLACK: (Tip) For all the chubby dogs out there with a few fat rolls over the collar, our Jet Black is very slimming! Jokes aside, Jet Black is just 1 of the 4 stylish colors we offer in the Sport Sack AIR, and don’t worry all the colors have a slimming effect!
Features
Part Number | PLUS2-GRY-M-AMZ |
Model | PLUS2-GRY-M-AMZ |
Warranty | USA-BASED COMPANY, PERFORMANCE WARRANTIED: Wrong size? No problem. Any issues? We’re here for you. Whatever the problem may be don’t worry we’ll cover it, but we’re happy to hear any good stories and see your adventures with your dog. This puppy backpack is backed by a 60-Day Quality Warranty. Must be sold by seller "K9 Sport Sack" or warranty is voided. |
Color | Plus 2 - Light Grey |
Size | 10.0"L x 7.0"W x 19.0"H |
- The K9 SPORT SACK PLUS 2 MEDIUM is designed for dog breeds that weights up to 30 in (13 kg). The K9 Plus 2 - Medium will fit dogs with the length of 17-20 in (43-51 cm) and have a girth up to 28 in (71 cm). Typical dog breeds that will fit this size backpack include Jack Russell Terrier, Lhasa Apso, Pug, Havanese and Schipperke. Use it as a dog travel bag for hiking, bikes, subways, shopping, motorcycles, skiing, dancing..heck the possibilities are endless!
- RUFF LIFE: Does your dog suffer from anxiety, depression, or have a physical disability? Or maybe just older or doesn’t have the stamina for your next big adventure. Problem solved! Unlike traditional carriers, K9 Sport Sack dog backpack is crafted with a focus on both the pet and the owner's convenience. Our backpack stands out for its unique design, which prioritizes the safety and well-being of your little companion and ensures the ease of carrying for you.
- ROUND TALL FAT SMALL: We get it! Dogs come in all shapes and sizes, and we got your dog covered! Available in 3 sizes to fit your yorkie or larger sizes for your chubby frenchie or corgi. Scroll down in the product description to find the right size for your dog! Please contact us and visit our website for more accurate sizing recommendations.
- SPORT SACK IS THE NEW BLACK: (Tip) For all the chubby dogs out there with a few fat rolls over the collar, our Jet Black is very slimming! Jokes aside, the Sport Sack AIR PLUS is available in Jet Black and Light Grey...but don’t worry both colors have a slimming effect!
- USA-BASED COMPANY: K9 Sport Sack dog backpack is thoughtfully designed for the comfort of you and your little companion. If you have any issues, we're here for you. Whatever the problem may be don't worry we'll cover it, but we're happy to hear any good stories and see your adventures with your dog.
Features
Part Number | Train-Hblu |
Model | Train-Hblu |
Warranty | Activities with your pet can be inherently dangerous. Please measure pet correctly to ensure the highest level of safety and comfort. We are not responsible for any injuries involving you or your pet using the K9 Sport Sack. Please be responsible. |
Color | Eclipse |
Size | Small (Pack of 1) |
- Lumbar Support Strap
- Ventilated Side Panels
- Side Water Bottle Pocket
- Padded Shoulder Straps
- Side Cinch Straps
Features
Part Number | KNAV-BLK-M |
Model | KNAV-BLK-M_OR |
Warranty | Activities with your pet can be inherently dangerous. Please measure pet correctly to ensure the highest level of safety and comfort. We are not responsible for any injuries involving you or your pet using the K9 Sport Sack. Please be responsible. |
Color | Midnight Black |
Size | 10.0"L x 6.0"W x 24.0"H |
- Lap Belt on all sizes
- Hip Pockets
- Storage Pocket extending underneath the Pet Base to Bottom of Frame
- Dog Lumbar Support Straps
- Internal Frame
Features
Part Number | URB3 |
Model | URB3 |
Warranty | Activities with your pet can be inherently dangerous. Please measure pet correctly to ensure the highest level of safety and comfort. We are not responsible for any injuries involving you or your pet using the K9 Sport Sack. Please be responsible. |
Color | Urban 3 - Concrete |
Size | Small |
Features
Part Number | ROV2-BLK-L |
Model | ROV2-BLK-L |
Warranty | Activities with your pet can be inherently dangerous. Please measure pet correctly to ensure the highest level of safety and comfort. We are not responsible for any injuries involving you or your pet using the K9 Sport Sack. Please be responsible. |
Color | Black |
Size | 10.0"L x 6.0"W x 32.0"H |
- The K9 SPORT SACK Kolossus LARGE is designed for dog breeds that weights 80 lbs and less. The K9 Kolossus - Large will fit dogs with the length of 20-23 inches and have a girth up to 34 inches. Typical dog breeds that will fit this size backpack include Corgi, English Bulldog, Brittany Spaniel, and Standard Schnauzer. Use it as a dog travel bag for hiking, bikes, subways, shopping, motorcycles, skiing, dancing..heck the possibilities are endless!
- RUFF LIFE: Do you hate seeing big, sad puppy dogs eyes as you walk out the door for an adventure, leaving your best friend behind? Our dog sports backpack are ideal for owners who have dogs who suffer from anxiety, depression, or have a physical disability. Our pet backpack are also great for older dogs or puppys that may not have the stamina for your next big adventure. Our dog carrying backpack is designed to keep your dog safe and secure. Its the ultimate dog backpack for hiking!
- ROUND TALL FAT SMALL: We get it! Dogs come in all shapes and sizes, and not every pet travel bag fits the same. We have your dog covered! Our dog travel carrier is available in multiple sizes from X-Small to XX-Large. We have a dog carrier bag that will fit almost any dog breed. Scroll down in the product description to find the right size for your dog! Please contact us and visit our website for more accurate sizing recommendations.
- SPORT SACK IS THE NEW BLACK: (Tip) For all the chubby dogs out there with a few fat rolls over the collar, our Jet Black is very slimming! Jokes aside, Jet Black is just 1 of the 4 stylish colors we offer in the Sport Sack URBAN 2, and don’t worry all the colors have a slimming effect!
- USA-BASED COMPANY, PERFORMANCE WARRANTIED: Wrong size? No problem. Any issues? We’re here for you. Whatever the problem may be don’t worry we’ll cover it, but we’re happy to hear any good stories and see your adventures with your dog. This puppy backpack is backed by a 60-Day Quality Warranty. Must be sold by seller "K9 Sport Sack" or warranty is voided.
Features
Part Number | K9SSA2BLK |
Model | AIR2-BLK-L_OR |
Color | Jet Black |
Size | Large (20"-23" from collar to tail) |
- Full Side Ventilation
- Comfortable Straps For Hiking, Biking, Outdoor Activities
- Easy-pull Zipper With D-ring For Collar Hook Up Safely Secures Your Dog
- Extra Long Sternum Strap With Whistle Clip
- Veterinarian Tested And Approved
Features
Size | Medium/Large |
- MEDIUM/LARGE BOOSTER BLOCK: The K9 Sport Sack medium/large booster block is designed to give your pup a 3-inch height boost. Our medium/large block is designed to fit snugly in all medium and large sized K9 Sport Sack backpack dog carrier models and measures. The booster block is made for dogs with a wide thicker body and short in length, growing dogs, or dogs who just need a boost! Each Booster Block size correlates with the size of K9 Sport Sack pet backpack.
- BOOSTER BLOCK ONLY: This product only contains the K9 Sport Sack Booster Block. The K9 Sport Sack bag is sold separately and is not included in this purchase. The booster block is designed to be an accessory for our pet carrier backpack that will help make your pup more comfortable. Just like the booster block our dog backpacks come in different sizes.
- HIGH QUALITY FOAM: The booster pet block is made of high-quality foam that is built to last. Dogs can be messy, that why each block comes with a removable and washable cloth so you can wash off any mud or dirt.
- MAP BLOCK TO BACKPACK SIZE: When purchasing a booster block, make sure you double check the size of your K9 Sport Sack Backpack. The sizes of the booster block correspond to the sizes of the backpacks. Size XS/Small booster block for any XS/Small K9 Sport Sack Backpacks, Size Medium/Large booster block for any Medium/Large K9 Sport Sack Backpacks.
- USA-BASED COMPANY, PERFORMANCE WARRANTIED: Wrong size? No problem. Any issues? We’re here for you. Whatever the problem may be don’t worry we’ll cover it, but we’re happy to hear any good stories and see your adventures with your dog. This puppy backpack is backed by a 60-Day Quality Warranty. Must be sold by seller "K9 Sport Sack" or warranty is voided.
Features
Part Number | WALK-YEL-M |
Model | WALK-YEL-M |
Warranty | Activities with your pet can be inherently dangerous. Please measure pet correctly to ensure the highest level of safety and comfort. We are not responsible for any injuries involving you or your pet using the K9 Sport Sack. Please be responsible. |
Color | Buttercup Yellow |
Size | Medium (15 - 17" Neck 15 - 21" Chest) |
- ROUND TALL FAT SMALL: We get it! Dogs come in all shapes and sizes, and not every pet travel bag fits the same; We have your dog covered! Our walk-on carrier is available in multiple sizes from X-Small to Large; We have a dog carrier bag that will fit almost any dog breed; View the product images to the left to find the right size for your dog! Please contact us and visit our website for more accurate sizing recommendations; We have other models available for larger dogs as well
- WALK-ON WITH HARNESS & STORAGE; The Walk-On is a lightweight, packable backpack dog carrier, with a compatible harness and storage bag made for small to medium sized dogs; We've created an all new dog walking/hiking experience for those looking for ONE product that allows you to WALK your dog, STORE your gear, and CARRY your dog
- CARRY OR WALK: We want to encourage a healthy and balanced lifestyle for all dogs; This product was created for dog owners who primarily walk their dog and also want the option to carry their dog if needed; The Walk-On is a short distance carrier and used for the end of walks or hikes, giving your dog a break while exercising or in case of an emergency situation
Features
Part Number | Train-Hblu |
Model | Train-Hblu |
Warranty | Activities with your pet can be inherently dangerous. Please measure pet correctly to ensure the highest level of safety and comfort. We are not responsible for any injuries involving you or your pet using the K9 Sport Sack. Please be responsible. |
Color | Eclipse |
Size | 9.0"L x 8.0"W x 15.0"H |
- Lumbar Support Strap
- Ventilated Side Panels
- Side Water Bottle Pocket
- Padded Shoulder Straps
- Side Cinch Straps
You can’t go wrong with any of these K9 Sports Sack Medium. Happy discovering!