Do not let water, snow, sand or dust prevent you from carrying your belongings to your outdoor activities. Silva TPU waterproof bags are available in various sizes; 6L 12L, 24L and 36L, select the one that best suits your needs. They are made of TPU, an abrasion-resistant material. Silva bags are easy to fill and close - simply roll the top edges and close the buckle, your belongings will stay dry.