Product Mouse pad size: 26*23CM Keyboard pad size: 46*8.5CM Color: Black Material: rubber + memory foam Regarding the smell: The product has a slight gummy smell immediately after removal and can be spread in a ventilated place for a day or two Package includes: 1 mouse pad+1 Keyboard pad 1.Fatigue-free Typing Design-This keyboard wrist rest and mouse wrist rest pad set is contoured ergonomically to keep the wrist well supported for 0.98inch(25mm) higher while working and gaming for long periods of time. Perfect wrist amp; hand fatigue reliever for workers, gamers, writers, editors who are engaged at long typing work. 2.Safety amp; Soft amp; Durable-Adopting environmentally friendly materials ensure safety. Superior material offers comfortable touching, the surface is smooth to track different types of mouse, vertical, corded, cordless. Filled with memory foam, the mouse pad set will revert to their original form after laying your wrists on them, wont get deformation even after months using. 3.Standard Size-The keyboard wrist support (460x85x30 mm) and the mouse pad with wrist rest (26x230x30 mm\/ 10x9.1x0.98 in) can perfectly and nicely fit most keyboard, mouse and palm size. Ideal keyboard and mouse pad to be used with PC, Laptop, Notebook, Mac, etc. 4.Anti-slip Rubber Base-The backside of this wrist support kit is thickened with 3mm textured rubber material, which makes the pads stay in place and keeps them from slipping around on your desk or glasses. Double-stick and press-process edges to provide flat and smooth edges that wont roll up or separate. 5.Ergonomic mouse pad- A wrist support is designed on the mouse pad so that your wrist can move on a soft surface and the pressure of the wrist is reduced.