Designed for convenience , you receive 40 pcs of heavy duty tarp clips and 20 pcs High-quality stainless steel carabiner clips, can be quickly attached to the place you want to. Design with alligator clamp teeth ensures easy application with strong gripping power. Adjustable spiral thumb screws can accommodate different size thicknesses of tarp and fabrics. Increase the load capacity up to 30 lbs by linking each corner of the tarp or tent by providing a secure and stable structure even during the harshest winds. Easy to install or remove, just tighten or loosen the screw knob to adjust on thick or thin tarps.The carabiners strong enough to hook, hang, or attach your important tools or items. The tarp clips clamps provide constant firm tension that is excellent for fastening tarps, increasing structure integrity stability. It's ideal for tent, tarp, canopy, garage roof, screen, shelter, boat cover, etc. Color: As Shown Material: plastic Package Contents: 1set x tarp clips heavy duty lock grip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.