Helinox Ground Strap Black. Specifications for Helinox Ground Strap: Manufacturer: Helinox Size: One Size Length: 27.5 in Color: Black Age Group: Adults Fabric/Material: Polyester Webbing Seasonal/Temperature Use: All Seasons Weight: 4.5 oz Dimensions: 2.5 x 1.5 in Features of Helinox Ground Strap Enhanced stability: Expands surface area to keep you steady on any terrain. Prevents sinking or tipping on sand and dirt or grass Universal fit: Compatible with all Helinox chairs and tables. Slide the pockets over each leg foot and tighten the webbing. Crisscross the straps for optimal functionality Package Contents: Helinox Ground Strap Helinox 10003699: Ground Strap Black