hair bands 1,azo free elastic hair band 2,size:4mm*5.5'' 3,color:any color available 4,material:nylon azo free nylon elastic hairbands1,azo free elastic hair band2,size:4mm*5.5''3,color:any color available4,material:nylon5,MOQ:3000cards(24pcs/card)6,OEM is welcomed children's elastic hairband