Ground sheet levels the load, providing a wide, stable base that helps prevent sinking or tipping on soft and uneven ground. Features Designed to work with the Helinox Chair Zero (not included) Intuitive leg pockets and frame attachment make it easy to use Simply snap the groundsheet to your Helinox chair&';s feet to create a platform that keeps you from sinking into soft ground or sand Folds small for lightweight packability and easy storage Technical specs Best Use Camping Material(s) Unavailable Dimensions 14 x 11 x 1 inches Weight 5 ounces