Size : 17.7"(L)x15.8"(W)x0.4''(H) Material: 18/8 (304) food-grade stainless steel Features: The Roll up dish drying rack over the sink is made of the good-grade material which is heat-resistant up to 400°F, anti-rust and the like, and can be rolled up and unrolled to adjust the space and cut to change the size to suit your personal preference. The folding rack is flexible and portable, and is suitable for the occasions such as kitchens, recreational vehicles (RV), camping and outdoor parties with family and friends, etc. The dish rack is used as an extendable countertop for placing tableware, cookware, bakeware, stoneware, flatware, kitchenware and fragile glassware, fruits or vegetables, is used as a dished drainer for drying any washed tableware, cups and pots, vegetables, fruits and the like, and is used as a heat proof mat great for just-used hot cookers, freshly baked bread and cookies, etc.