{"product_id":"k9-sport-sack-air-2","title":"K9 Sport Sack Air 2 — Dog Backpack, 4 to 30 lb, Four Sizes","description":"\u003cp\u003eThe backpack most people picture when they picture a dog backpack, and the one K9 Sport Sack sells most of. The maker recommends it for \u003cstrong\u003eintermediate walks, hikes, public transport and bike rides\u003c\/strong\u003e — a real day out, not a marathon.\u003c\/p\u003e\u003ch3\u003eThe measurement that matters here\u003c\/h3\u003e\u003cp\u003eA carrier is sized by the bag. \u003cstrong\u003eA backpack is sized by the dog.\u003c\/strong\u003e Measure along the spine, from the collar to the base of the tail, and buy that size — the weight limit is the second check, not the first. Between two sizes on length, go by weight: this rides on your shoulders and a bag that is too big swings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eX-Small\u003c\/strong\u003e — 10–13 in from collar to tail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmall\u003c\/strong\u003e — 13–17 in from collar to tail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium\u003c\/strong\u003e — 17–20 in from collar to tail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge\u003c\/strong\u003e — 20–23 in from collar to tail\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eUp to 30 lb\u003c\/strong\u003e in every size. No airline takes a dog backpack under the seat with the dog inside it, so none of the numbers on this page are cabin numbers.\u003c\/p\u003e\u003ch3\u003eWhat it does well\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCordura shell with mesh side panels.\u003c\/strong\u003e The mesh is where the heat goes; a dog on your back is a dog against a warm body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide base\u003c\/strong\u003e so the tail is not folded underneath for an hour.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSternum strap with an avalanche whistle clip\u003c\/strong\u003e, and dual adjustable side pockets for a bottle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable collar enclosure\u003c\/strong\u003e so the head sits where your dog wants it.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eThis is a backpack for walking, not a carrier for flying. It is worn, so the space it needs is your back, not the space under a seat. If you are booking a flight, our \u003ca href=\"\/collections\/flying-with-your-pet\"\u003ecabin carriers\u003c\/a\u003e publish a footprint and a height checked against nine U.S. airlines.\u003c\/em\u003e\u003c\/p\u003e","brand":"K9 Sport Sack","offers":[{"title":"Jet black \/ Large — 20–23 in collar to tail","offer_id":41624521736250,"sku":"S001466B001977P000011V001","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Jet black \/ Medium — 17–20 in collar to tail","offer_id":41624521834554,"sku":"S001466B001977P000011V005","price":74.95,"currency_code":"USD","in_stock":false},{"title":"Jet black \/ Small — 13–17 in collar to tail","offer_id":41624521932858,"sku":"S001466B001977P000011V009","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Jet black \/ X-Small — 10–13 in collar to tail","offer_id":41624522031162,"sku":"S001466B001977P000011V013","price":74.95,"currency_code":"USD","in_stock":false},{"title":"Light grey \/ Large — 20–23 in collar to tail","offer_id":41624521769018,"sku":"S001466B001977P000011V002","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Light grey \/ Medium — 17–20 in collar to tail","offer_id":41624521867322,"sku":"S001466B001977P000011V006","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Light grey \/ Small — 13–17 in collar to tail","offer_id":41624521965626,"sku":"S001466B001977P000011V010","price":74.95,"currency_code":"USD","in_stock":false},{"title":"Light grey \/ X-Small — 10–13 in collar to tail","offer_id":41624522063930,"sku":"S001466B001977P000011V014","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Summer mint \/ Large — 20–23 in collar to tail","offer_id":41624521801786,"sku":"S001466B001977P000011V003","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Summer mint \/ Medium — 17–20 in collar to tail","offer_id":41624521900090,"sku":"S001466B001977P000011V007","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Summer mint \/ Small — 13–17 in collar to tail","offer_id":41624521998394,"sku":"S001466B001977P000011V011","price":74.95,"currency_code":"USD","in_stock":true},{"title":"Summer mint \/ X-Small — 10–13 in collar to tail","offer_id":41624522096698,"sku":"S001466B001977P000011V015","price":74.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/6343\/8394\/files\/1466-810080630643.0.td_size_1.webp?v=1788191988","url":"https:\/\/jackandsusy.com\/products\/k9-sport-sack-air-2","provider":"Jack \u0026 Susy","version":"1.0","type":"link"}