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: Soft Silicone( Item size: XXXL:20*10.6cm(7.87*4.17in) XXL:16.8*9cm(6.61*3.54in) XL:14.4*7.7cm(5.66*3.03in) L:12*6.5cm(4.72*2.55in) M:9.2*5cm(3.62*1.96in) S:7.4*4cm(2.91*1.57in) 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.