1.size:5CM x 2.1CM
2.colors: can be customed
3.shape:can be OEM
4,packages; clamshell, polybag, card packing and kit packaging etc.

1.size:6cm x 2.8cm
2.color:can be customed
3.packages: clamshell, polybag, card packing and kit packaging etc.

1,size:2x8cm
2.colors:can be any colors
3.package;can be customed
4.competitive price