Tarp Awing Tent Clips Clamps (Set of 4) - black plastic material - L3-1/4" x W1-1/4" x D1" - brand new never used - $10 firm (clamps only, no tarp, no carabiner included) PRODUCT DESCRIPTION: These clamps are extremely handy for all sorts of outdoor activities whenever you need to secure tarps, banners, tents, shelters, plastic sheeting, canopies, awnings etc. The clamps are made of plastic material, with grip ridges that are adjustable to various thicknesses and lock into place for optimal security.