Keychain,Flexible glue Keychain,PVC keychain. 1.the material is soft plastic. 2.the size is 5cm (dont including the matel ring) the matel ring size is 2.8cm of diameter.Your OEM size is welcomed. 3.Small pvc keychain is durable,lovely,interesting and attractive apperance and can be used in your moblie,key and so on.This is the best goods as gift and promotional in your business.Your OEM design is fine and welcomed,just send us the artwork. 4.Random samples:free but customer pay for the express cost,30$.Mould charge:it depends on your artwork.Let´s talk more after getting your artwork.