promotion silicon/pvc wrist strap spire lamella 1.Customers' designs&logos are welcome 2.Good ... after-sales service 3.CE,ROHS promotion silicon/pvc wrist strap spire lamella1.Customers' designs&logos are welcome2.Good after-sales ... service3.CE,ROHSMaterial: siliconSize: accroding to customer's requirements.Color: colour, various colors.Authentication : CE, ROHS, FCC.Logo: customized logo available ...