The Rebel Tech Gear Acid Flame Trousers are made from high-quality, durable cotton canvas in a range of sizes from 28 to 48 with a modern and contoured fit. These acid flame trousers are flame retardant and acid resistant, making them ideal for applications like welding and acid environments. The trousers have triple stitched seams for extra strength and durability. Seven multifunctional utility pockets and tool loops provide the wearer with versatile work options. The 100% cotton overlays on the knees and back of ankles add support and durability. The flame retardant finish will last at least 50 washes. The acid-resistant finish will last as long as the garment. It does not lose its efficacy with washing. 100% cotton canvas fabric, 280gsm 100% cotton fabric for contrast overlays Flame retardant and acid resistant, making it ideal for applications like welding and acid environments Cotton canvas is a cotton fabric with a high-density cotton thread weaved into it, making it easier to care for and more hard-wearing Modern, contoured fit Seven custom utility pockets Triple stitched for reinforcement Bar tacked at stress points Stretch waist for comfort Functional tool loop 100% cotton overlay on knees and back of ankles for additional durability Water repellant UK size: 28 – 48 (waist) Warm wash, do not bleach, cool iron, may be dry cleaned, do not tumble dry Certification Flame retardancy: Conforms to ISO 14116:2015 Acid resistance: Conforms to ISO 6530:2005 The flame retardant finish will last at least 50 washes. The acid-resistant finish will last as long as the garment. It does not lose its efficacy with washing. However, if it is wetted with acid and allowed to stand for a long period, the acid may destroy the fabric. In this case, the garment must be replaced.