The TF Universal Rail Covers are low profile, lightweight panels that will mount to KeyMod and most other industry standard, negative space, mounting systems. Made of extremely heat resistant material, these rail panels offer insulation and added comfort to the rail. At approximately 5″, they can be cut to any size to work with all rail lengths and color combinations. Mounts on to all industry standard negative space rail interface systems. Low profile design for comfortable and secure grip. Heat resistant rubber construction for solid strength and reliability. Designed to combat sweat, grime, and grease to improve rifle contact points Color: Black