K9 Sport Sack Air 2 Dog Backpack


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Designed with the aspiring adventurer in mind, this model features two-point lumbar support, full side ventilation panels, dual side pockets, and a whistle sternum strap. Perfect for intermediate bike rides, hikes, and more. 30 lb. limit.


  • First things first. Make sure you know your dog's measurements
  • GIRTH - Measure around the widest part of the dog's chest
  • LENGTH - Measure from the collar to the base of the tail
  • If your measurements don't line up perfectly with one size or have a growing dog, don't worry. Select the size that accommodates your largest measurement. You can always add a Booster Block to make up for lack of length.

SizeLengthGirthCommon Breeds
XS10-13 inchesUp to 23 inchesChihuahua, Maltese, Teacup Yorkie, Pomeranian, Papillion
Small13-17 inchesUp to 27 inchesCavalier King Charles, (more...)