Those materials are it is environmental, no-toxicno bad smell and safe to use.The ultra smooth surface will provide easily moving and precise positioning to you mouse, the pad will slow bounces back when your hands leave it, not easy to out of shape. Optimal Shape and Size, Overall 9.9 x 9.1in 5mm-thick optimal shape and size, ideal for office work, home, travel or other. You can move the mouse around easily and the pad shapes it well. Moreover, the reinforced edges can efficiently prevent deformation and damage to guarantee long time use. Ergonomic Wrist Support Design, The Ergonomic mouse pad for computers is designed to be highly integrated with wrist movements to maintain wrist comfort and normal circulation of the blood. Keep arms, wrists, and hands from getting sore while using the computer, maximum reduce wrist stress and tiredness. NON-SLIP RUBBER BASE. Our mouse pad applies anti-skid rubber on the bottom, it will provide heavy grip so you can work more comfortably without any chance of sliding or unwanted movement for the mouse pad. Nice Look and Perfect Gift, We cares both quality and appearance. Our designers handpicked pattern makes the mousepad more beautiful and attractive. It is very suitable as a holiday gift for family and friends. Come on and choose us, Let's our mouse pad make your life colorful!