... adult Features1) Material : a : Surface . Pvc Reflective material Or Non Pvc Reflective material ( Material Thickness from 0.15mm. ... .0.16mm.0.18mm) d) Backside : Velvet material , Pvc film , new Material not the Recyled material ] ( Thickness : ... 17cm . 19cm . 22.5cm . 23cm ,24cm , 25.5cm , 30cm , 34cm , 40cm , and more 4)Standard size : 3cm X22 ... slap wrap,reflective bracelet,magic PVC ruler