OER's Diamond Blue is manufactured using an economical single-layer non-woven material that provides excellent protection from dust and dirt. Each cover is sewn with strong double-stitched seams. Neoprene elastic in the front and rear hems helps hold the cover in place. Breathable and lightweight, Diamond Blue Car Covers offer basic water protection and guard against damage from dust, dirt, overspray, etc. Covered by a 2-year limited warranty when used indoors. Mirror pockets are featured on both sides of the cover. Non-scratch grommets are installed on each cover to allow the use of a tie-strap or lock.