Wooden stamp 1) High quality and classic style 2) Eco-friendly, child-safe 3) Conforms to EN71 Part1.2.3 and ASTM D-4236. The material of wood: beech, maple , Chinese, cherry pine... The regular colors of rubber include black, white,gray... The height of the word is 1.6 mm or 1.8 mm and the utmost is 2mm. But the smallest line is 0.14 mm. The wooden stamp is guaranteed by certificate of fumigation. Wooden stamps are generally used as tools for handmade cards. It's very popular for children and teenagers. Customized designs are welcome.