... OR 65mm 3.Color:blue, red, black, etc. 4.Fast delivery Waterproof silicon wristband with high quality from China IC Options of ... dial—oval; inside diameter--65mm; band width—20mm3) Color: blue, red, black, white, yellow, grey, green, pink, etc.Features ... and use, waterproof, moisture proof, shockproof, and resistant to high temperature2) Working temperature: -50°C~240°CPrinting OptionsLogo printing, ...