The Ishowspeed Mouse Pads come in 4 different shapes and size – the smallest being 14cm x 9.8cm, the largest being 16.5cm x 24.1cm, and all you need to do is choose from either a single or double sided design and we will take care of the rest! Ishowspeed Mouse Pads are a cutting edge invention. They are made of a high-quality rubber that is 100% waterproof and resistant to burns, cuts and scratches. They offer long lasting power without the need for battery or electricity supply.