It is our pleasure to offer you high quality products and exceptional service. We would now like to thank you for your support and cooperation.  Technical specifications: Material: Liquid silicone (soft, comfortable and odourless)Item size:S:13.5*7.8cm(5.31*3.0inch)M:15*8.8cm(5.9*3.46inch)L:16*9.8cm(6.29*3.85inch) Note: 1) Please clean before and after use. 2) Please use with water-based lubricant Note: due to the measurement method and measuring instruments different, so the size may have a little deviation, this not belong description error.