Iyalezirk 80 Pcs Closed End Cap Square Plastic Tube Inserts 25mm x

Product Mame: Square Tube Insert Top size: 25 x 25 mm / 1.0 inches x 1.0 inches (L x W) Envelope: 17 mm / 0.7 inches Bottom size: 18 x 18 mm / 0.7 inch x 0.7 inch (L x W) Material: plastic