we have 3 size clips. S size: 25mm; M size: 30mm; L size: 35mm; minimum order,500pcsof each size/color; color available: black color,brown color,silver color. these clips use for men`s toupee,wigs,etc...they are top quality there We can produce 100% human hair weaving & braiding ( size from 6--28" ) in any style & color,lesson wig(Practice head), men`s toupee,human & synthetic hair wig(machine made & hand tied),wig display mannequin,pre-bonded hair (stick hair,nail hair,also V shape),100% Remi(y) hair extensions,hand tied human hair extension,skin weft, 100% natural remy human hair ponytails(12"-45"&up,they are Raw ponytail-virgin hair),Double Drawn hair products, single drawn hair.etc.