Handmade DIY Leather Goods Handmade Acrylic Zipper Gluing Tool $ 4.89 Product Information: Model: No. 3---3mm, No. 3---4mm, No. 3---5mm, No. 5---5mm, No. 5---6mm, No. 5---7mm Material: Acrylic Product: Zipper glue anti-overflow ruler