PU leather backpack accessory set with adjustable shoulder strap, crochet pocket bottom and covers, drawstring rope, and closure buckle for DIY backpack projects. Durable PU leather craft components that blend long lasting wear with an elegant look, designed for crochet pockets or repair work on backpacks. Crafted from PU leather and metal, precisely cut for a lightweight build, this set offers comfortable handling and showcases craftsmanship and unique style. Ideal for hobbyists and beginners seeking creative projects, or gift givers who want handcrafted backpack accessories with professional results. Use scenarios and applications: - Personalize a backpack by assembling the adjustable strap, crochet pocket bottom, and covers for a customized look. - Repair or upgrade worn backpack components with durable PU leather parts and reliable closure hardware. - Gift to a crafter who enjoys creating professional looking handmade accessories for backpacks.