First Tactical Internal Knee Pad Black One Size. Expert ventilation engineering and ergonomic 3D design compliment each other for an optimally bendable and breathable layer of protection. Specifications for First Tactical Internal Knee Pad: Manufacturer: First Tactical Color: Black Size: One Size Fabric/Material: EVA Quantity: 2 Package Contents: First Tactical Internal Knee Pad First Tactical 142501-019-1SZ: Internal Knee Pad Black One Size