Approved Vendor FS 200SS PG 60.00 Strut Channel Slotted, Steel, Pre Galvanized, 12 ga Gauge, 5 ft Overall Lg, Silver J5449XLBL Warmer Type Hand Warmer Activation Warmer Type Hand Warmer Activation Method Air Activated Heating Time Up to 10 hr Average Temperature 135 °F Number of Hand Warmers Included 40 Length 3 1 2 in Width 2 in Reusability Disposable For Use With Gloves Time to Reach Average Temperature 15 min to 30 min Country of Origin USA Hook and Loop Type Loop Adhesive Type Rubber Adhesive Backing Material Woven Nylon Shear Strength 22 psi Hook and Loop Shape Roll Color Black Peel Strength 2 Overall Length 5 ft Material Steel Overall Height 1 5 8 in Overall Width 1 5 8 in Gauge 12 ga Slot Type Slotted Slot Spacing 2 in Slot Length 1 1 8 in Slot Width 9 16 in Hole Size 9 16 in x 1 1 8 in Hole Spacing 2 in Center to Center Overall Length 5 ft Load Capacity 660 lb Strut Channel Style Single Channel Type Slotted Color Silver Finish Pre Galvanized