Help surface material: plastic
Color classification: pink，yellow，blue，black
1cm = 0.393inch
Tips: 1cm = 0.3937inch
About color&size difference: According to the light and different computer monitor, the color may be slightly different as pictures. Besides, please allow 1-3cm measurement different due to manual making. Your understanding and support are highly appreciated.
Email email@example.com if you have anything you do not know about the order