This 150D Double Chain Mountaineering Fabric Polyester 4-Way Stretch + W/R Dyed Fabric is made from 90% Polyester and 10% Spandex, with a weight of 170g/m² and a width of 58/59". It is a dyed fabric, primarily processed with "mountaineering fabric + 4-way stretch." The item number is DB10009.This fabric has a soft handfeel, is highly elastic and abrasion-resistant, and features vibrant and fashionable colors. It is commonly used as material for outdoor mountaineering wear, sportswear, and similar garments.