1、Stamping clear block are made of quality acrylic, which is sturdy and durable, not easy to break, and can be kept for a long time. 2、Rounded edges make it smooth and comfortable for daily use, safe to grasp and avoid hand injury. 3、12 different colored ink pads can attract children's attention and inspire their imagination. 4、User‑friendly and easy to clean, the ink pads are water‑soluble, which can be cleaned with soap and water. 5、Transparent seal is made of quality material with no harms to skin. Simple to use and to make photo album, diary, greeting card, invitation letter, envelope, etc. 4 x Acrylic Stamp Blocks12 x Ink Pad2 x Transparent Seal Item Type: Acrylic Stamp ToolsMaterial: Stamp-Pad Ink, Foams And AcrylicSpecification: 4 Acrylic Stamp Blocks, 12 Ink Pads, 2 Transparent Seal.