Denier Is Not the Strength Number Campers Think It Is
Denier measures yarn weight, not toughness. Learn how fiber type, weave, twist, and coating decide whether a tent or pack fabric actually holds up.
Fabric Waterproofing and Durability Ratings
Hydrostatic head, denier, ripstop weaves, DWR, and waterproof versus water-resistant.
Denier Won't Make Fabric Waterproof. This Rating Will
Denier measures yarn thickness, not waterproofing. Hydrostatic head, coating type, and seams decide whether a tent fly or rain shell keeps rain out.