1:Fast delivery & best qulaity ; 2:Certifications: ISO12385,CE,FDA 3:Avaliable for all kinds of colors ,gsm and size; Disposable Clip cap/mob cap:Material: PPSBSize: 19in, 21in, 24in ;Color: white/green/blue /yellow/redWeight: 10gsm, 12gsm, 14gsm, 15gsm, 16gsm, 20gsmRemark: Single elastic & Double elasticPackage: 100pcs/pressed bag, 2000pcs/ctn bouffant cap