Streamlight Sidewinder Compact Elastic Headstrap. The headlamp strap has a mount plate that accepts the Sidewinder Compact series of Flashlight Accessories for hands-free head light operation. The design allows for one handed installation removal and operation of the Sidewinder Compact Flashlight on the mount plate without the risk of inadvertent release. The Streamlight Head Strap mount allows for 180 degree vertical rotation of the light to provide fully adjustable targeting of the illumination source onto the task at hand. This flashlight accessory weighs less than 1.1 ounces and easily converts your Streamlight flashlight into a hands-free head lamp. Streamlight warrants the Sidewinder Compact Headstrap will be free from manufacturing defects under normal use for 12 months after purchase. During the warranty period at its sole discretion Streamlight will repair or replace any defective part or product. Specifications for Streamlight Elastic Headstrap for Sidewinder Compact Flashlights: Manufacturer: Streamlight Color: Brown Fabric/Material: Nylon Width: 2.3 in Depth/Thickness: 0.6 in Height: 1.5 in Weight: 30 g Features of Streamlight Sidewinder Compact Head Strap: Allows the user to conveniently switch the Sidewinder Compact from a helmet mounted light or MOLLE to a headlamp for hands-free operation Quick attachment/release of Sidewinder Compact series lights. One handed installation and removal of Sidewinder Compact without buttons or levers. Light is secured without risk of impact loss. Weighs less than 1.1 oz and protrudes less than .55 inches when attached. 180 degree rotation of light when attached to mount plate for accurate positioning of light. Berry Amendment compliant fabric; made in specialized factories. Also works with Streamlight PolyTac 90 Flashlight Case Material: High impact super tough glass re-enforced nylon mount plate. Berry Amendment compliant elastic fabric strap Strap Width: 1 inch Mount Plate Width: 2.3 in. (5.8 cm) Head strap mounting plate protrusion from curved surface (when mounted): .55 in. cm Package Contents: Streamlight Sidewinder Compact Head Strap 14059 Streamlight Sidewinder Compact Elastic Headstrap 14059