- SAFETY GUARANTEED- Our plaster are made of food Eco-friendly material . they had DTI tests certifications: CE, CPC, EN71,UKCA - Complete OEM/ODM Service- We can customize the shape and color of the gypsum, customize the excavation tools and accessories embedded in the gypsum, and provide free design of the packaging box - EASY TO USE- The archaeological products can be easily excavated by using matching tools. - BEST GIFT CHOICE-  Develops children's motor skills, counting skills and imagination of your child.Q:What’s material of your plaster? A:All of our plasters are made of calcium carbonate material ,they are passed through the EN71, ASTM test. Q:Are you manufacture or trade company? A:We are the manufacture, we have 14 years experience of dig kits. Q:Can you customize the plaster shape? A:Yes, we can customize the shape of the plaster, but you need to pay the new mold fee. Q:Do you accept OEM/ODM packing? A:Yes any OEM/ODM will be welcome, Orders will be shipped world wide by sea, by air or or sometimes by other express companies Q:How long is your lead time? A:The lead time of products in stock is 3-7 days, and that of customized products is 25-35 days Q:Do you support factory inspection and goods inspection? A:Sure, we support it.- FOCUS ON YOUR DEMAND- The dig kits can train children's practical ability, develop their intelligence, and explore the mysteries of nature.1,Place the gypsum block on an easy to clean surface or on a big sheet of paper. 2,Use the digging tool to gently scrape away the plaster.  Carefully dig away all plaster before removing the dinosaur skeletons. 3,Remove the remaining plaster with the brush or a rag.if necessary you can wash off the remaining plaster with water. 4,Please wear goggle and mask during excavation to avoid discomfort caused by dust entering your eyes and mouth. 5,If powder enters eyes or mouth, Please wash the powder with clean water in time