{"product_id":"custom-foldable-expandable-pet-carrier-backpack","title":"Custom Foldable Expandable Pet Carrier Backpack for Small Dogs \u0026 Cats","description":"\u003ch2\u003eCustom Foldable Expandable Pet Carrier Backpack Solution\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eexpandable pet carrier\u003c\/strong\u003e is designed for pet brands, wholesalers, and private-label projects that need extra pet space without using an oversized backpack during transport.\u003c\/p\u003e\n\u003cp\u003eThe rear section folds against the main body for carrying and opens into a large mesh enclosure when more space is needed. Large mesh panels support airflow and visibility. The backpack also uses a breathable padded back, adjustable shoulder straps, chest and waist buckles, locking zipper pulls, and double side pockets for daily pet travel.\u003c\/p\u003e\n\u003ch2\u003eProduct Configuration\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFoldable expandable pet carrier backpack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain size\u003c\/td\u003e\n\u003ctd\u003e33 × 27 × 42 cm \/ 13 × 10.6 × 16.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpanded area\u003c\/td\u003e\n\u003ctd\u003e32 × 27 × 36 cm \/ 12.6 × 10.6 × 14.2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFolded size shown\u003c\/td\u003e\n\u003ctd\u003eApprox. 44 × 34 cm \/ 17.3 × 13.4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion\u003c\/td\u003e\n\u003ctd\u003eFold-out rear mesh compartment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVentilation\u003c\/td\u003e\n\u003ctd\u003eLarge mesh panels and openings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarrying\u003c\/td\u003e\n\u003ctd\u003eAdjustable padded backpack straps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eChest buckle + waist buckle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\u003c\/td\u003e\n\u003ctd\u003eZipper pulls with locking buckle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eDouble side pockets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColors shown\u003c\/td\u003e\n\u003ctd\u003eGray \/ Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFold-Out Space for Pet Travel\u003c\/h2\u003e\n\u003cp\u003eThe rear compartment changes this \u003cstrong\u003epet carrier backpack\u003c\/strong\u003e from a compact carrying shape into a larger resting space. Unzip the rear section and unfold the mesh structure when the pet needs more room.\u003c\/p\u003e\n\u003cp\u003eClosed Backpack → Unzip Rear Section → Unfold Mesh Panel → Expanded Pet Space\u003c\/p\u003e\n\u003cp\u003eThe expanded area measures about 32 × 27 × 36 cm as shown in the product images. Mesh surrounds the expansion area to maintain ventilation while giving the pet better visibility.\u003c\/p\u003e\n\u003ch2\u003eFold-Flat Structure\u003c\/h2\u003e\n\u003cp\u003eThe carrier folds flat when not in use. The supplied image shows a folded size of about 44 × 34 cm.\u003c\/p\u003e\n\u003cp\u003eThis structure makes the \u003cstrong\u003epet travel bag\u003c\/strong\u003e easier to store between trips and gives brands a practical foldable design for travel-focused product lines.\u003c\/p\u003e\n\u003ch2\u003eCarrying \u0026amp; Functional Details\u003c\/h2\u003e\n\u003cp\u003eThe back panel and shoulder straps use breathable cooling mesh. The chest buckle stabilizes the shoulder straps, while the waist buckle helps reduce movement during walking.\u003c\/p\u003e\n\u003cp\u003eLocking zipper pulls help secure the carrier openings. Double side pockets provide accessible storage for small pet travel items. Together, these details create a functional \u003cstrong\u003epet backpack carrier\u003c\/strong\u003e for cats and small dogs.\u003c\/p\u003e\n\u003ch2\u003eCustomization Options\u003c\/h2\u003e\n\u003cp\u003eFor OEM, ODM, wholesale, and private-label projects, this structure can serve as the base for a custom \u003cstrong\u003epet carrier bag for dogs\u003c\/strong\u003e and cats.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSize: adjust main body and expansion dimensions\u003c\/li\u003e\n\u003cli\u003eColor: custom body, trim, mesh, and webbing colors\u003c\/li\u003e\n\u003cli\u003eMaterial: select materials based on project requirements\u003c\/li\u003e\n\u003cli\u003eLogo: custom brand logo and private label\u003c\/li\u003e\n\u003cli\u003eStructure: adjust mesh panels, expansion area, and openings\u003c\/li\u003e\n\u003cli\u003eStorage: modify side pocket layout\u003c\/li\u003e\n\u003cli\u003eHardware: customize zippers, buckles, and webbing\u003c\/li\u003e\n\u003cli\u003ePackaging: custom packaging for wholesale or retail programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSelect base structure → Confirm size, materials and mesh layout → Add logo, hardware and packaging → Sample development and review → Approve and start bulk production\u003c\/p\u003e\n\u003cp\u003eThis solution combines a compact \u003cstrong\u003epet carrier backpack\u003c\/strong\u003e, expandable mesh space, and fold-flat storage in one structure. Brands can keep the core construction and customize the size, materials, colors, branding, hardware, pockets, and packaging for wholesale or private-label programs.\u003c\/p\u003e","brand":"Fanlosn Bags","offers":[{"title":"Gray","offer_id":47530950525248,"sku":"654478746226_Gray","price":63.73,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":47530950558016,"sku":"654478746226_Black","price":63.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/5911\/4816\/products\/gray-expandable-pet-carrier-backpack-02.jpg?v=1787157816","url":"https:\/\/qzfanlostar.com\/products\/custom-foldable-expandable-pet-carrier-backpack","provider":"Fanlosn Bags","version":"1.0","type":"link"}