kindergarten quiet book small dot adhesive round velcro sticky banner adhesive snap fastener adhesive magic self-paste 幼儿园安静书小圆点背胶圆形魔术贴粘扣带胶子母扣背胶魔术自粘贴

white black

diameter 1cm 50 hook surface + rough surface diameter 1cm 100 hook surface + rough surface diameter 1.5cm 50 hook surface + rough surface diameter 1.5cm 100 hook surface + rough surface diameter 2cm 50 hook surface + rough surface diameter 2cm 100 hook surface + rough surface diameter 2.5cm 50 hook surface + rough surface diameter 2.5cm 100 hook surface + rough surface diameter 3cm 50 hook surface + rough surface diameter 3cm 100 hook surface + rough surface