Pet Supplies Solid Color Collar Dog ChainProduct Details: Material: PU Product category: collar Color: red blue white Pattern: plain Size Information: Specifications (length*width): XS width 1. 5CM, S width 1. 5CM, M width 2CM, L width 2CM Unitcm Size width full length XS 1. 5 30 S 1. 5 36 M 2 40 L 2 45 Prevention: 1. Asian sizes are 1 to 2 sizes smaller than European and American people. Choose the larger size if your size between two sizes. Please allow 2 3cm differences due to manual