New, unopened backpack strap fixing bands. Black, 2 pieces per pack x 2 sets. Keeps excess straps tidy without cutting them. Compatible size: Backpack strap width approximately 20-25mm. *May not be usable depending on strap length, shape, and material. I'm sorry, but I'm not selling individual items or offering discounts. Will be packaged with waterproof protection and shipped in an envelope. Seria, Can Do, 100-yen shop, black, convenient goods, backpack, commuting, going to school, going to nursery school, kindergarten, kids, field trip, travel, convenient, comfortable, bag, rucksack, SNS popular, scarce item.