Speed is of the essence if you want to beat your competitor. 1. Three kinds of size specification for option, suits for your different need. 900*400 oversize design, makes it large enough for a mouse and keyboard being placed. 2. 3mm thicken and overlock stitch-edge design, makes it anti-wear and more durable. 3. Soft and smooth surface for superior glide performamce, provides optimized precision and accurate reponse. 4. Made of multispandex and rubber, eco-friendly and non-toxic. HP MP9040 Gaming Mouse Pad (90cm x 40cm). – Side whipstitch version 90cm x 40cm – Natural material – Contracted – Precision woven – Bottom with anti-askid design