Specifications:Material: SiliconeThread Size: 5mm x 8mm / 0.2-inch x 0.31-inch (D*L)Total Size: 9mm x 11mm / 0.35-inch x 0.43-inch (D*L)Description:Creates a delicate cushion for cupboard doorways and drawers.They are sturdy ample to hold the heavy glass desk top.Made of silicone material. Great grip and defense from sliding and scratching.Ideal replacement bumpers to hold glass table tops on a iron or glass espresso desk and lamp table.10Pcs20Pcs30Pcs50Pcs100Pcs