Stable and Durable: The rubber tensioners are 100% latex interior, elastic and reusable. Plastic and rubber are weather resistant, for indoor and outdoor use. Quick and easy to use: the tarp tensioners are easy to put on and take off. Simply pass the elastics through the eyelet and thread them over the ball. Versatile use: Tent elastics with ball are the ideal accessory for use on protective roofs and garden tents and also for the flexible attachment of advertising banners, scaffolding banners, construction tarpaulins, etc. Scope of delivery: 30 black rubber tensioners (15 cm x 15 pieces, 20 cm x 15 pieces) - Very good tension and holds even in strong wind. 5 kg. 100% after-sales use guaranteed: you no longer have to worry about the purchase of the product. If you are not satisfied with our products or have any questions, please do not hesitate to contact us. We will give you a satisfactory answer.