This set includes twelve durable Kamiyasu sanding sponges by GodHand, each measuring approximately 20 mm 35 mm with a thickness of 10 mm and featuring a coarse #120 grit. Crafted with a hard sponge and cloth-backed abrasive, they’re perfect for flat-surfacing tasks. The sturdy construction allows easy cutting into custom shapes for precise sanding. The ink marking the grit resists smudging and they work well even when used wet ideal for tackling modeling surfaces with efficiency and control.