The slideway is made of aluminum alloy, and it is safe and non-toxic. It is suitable for drawer, cabinet ,experimental drawer and decorative cabinet. It is sturdy and durable for long use. Specifications:Condition: 100% Brand NewMaterial: Aluminum AlloyColor: SilverLength: 70mm, 100mm, 140mm, 250mm(Optional)Width Size: approx. 1.6cm/ 0.62inWeight: approx. 25~95g/ 9.84~37.40ozAcceptable Weight: 8-10kg/ 282.19~352.73oz Package List:2* Slideway Note: 1. Please allow 0-2cm error due to the manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. High quality: made of aluminum alloy, safe and non-toxic Suitable for drawer, cabinet, experimental drawer and decorative cabinet Smooth slideway: designed with the smooth slideway, convenient to use Easy installation: easy to install the slideway, just use the screw fix the slidway Durable: the slideway is sturdy and durable for long time use