Specification : Waterproof : IPX7 Weight : 0.16 kg Package weight :0.24kg Resin mouse pad size : 9.45 x 11.81 in Package size :31 x 25 x 1.4 cm Features: 1.This mouse made of polymer resin and silicone,the material is toughness, coupled with our careful packaging, basically does not appear damaged; 2.Surface is fine and smooth, different from the rubber mouse pad texture, but after a period of adaptation, you will fall in love with it; 3.This mouse pad is especially suitable for soft surface applications, such as bed, sofa, lawn, car, its size just as of a laptop, it is a good choice for home, travel, office and games, fit your meet in different occasion; 4.This mouse pad also has features as : no smell,washable, dirt-resistant, durable,the best gift for your friend. Note: 1.Please choose the size follow the value as shown,image may have visual error; 2.Please keep the surface clean to avoid mouse pad wear due to particles; 3.Because the material is different from the rubber, may not be used at the beginning, but you can use freely a day after , if you feel it is too smooth, please use the mouse down DPI.