Material: PU
Color classification: black, white，blue，pink
Size: one size
Neck circumference: 36-40cm
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 differ due to manual making. Your understanding and support are highly appreciated.
Email youvimioffical@gmail.com if you have anything you do not know about the order
