The base coat has good adhesion, not shrink , it's not contain any harmful chemical composition, it can be cure with 36w uv lamp in 2mins .(1 min for led lamp) 1.The top quality base coat on global market. 2.7.5g/pcs.Moq 500pcs 3.Strong adhesion and 100% eco-friendly 4.Odorless and easy application. 12pc/box, 51boxes/ctn G.W:25kg/ctn Ctn size:42*35*25.5cm