1.Material:100% surgical grade silicone with two power balance holograms 2.Standard size: s:17.5cm, m:19.0cm, l:20.5cm, xl:22.0cm 3.Logo color:with or without color 4.Type of wristband:solid color, multi-color, segmented, striped, swirl, glow in dark, transparent, golddust 5.Color ref.:pantone color 6.Eco info.:all material meet en71, cpsia, sgs Opp polybag or gift box