Control your environment with the new innovative Ziptrak. Ziptrak blinds are a breeze to use for all ages. It can all be operated with the ease of one hand, by a central locking mechanism, which can be stopped in various positions. The PVC or Sunscreen is held securely in side tracks on both sides, eliminating the need for ropes, pulleys, zippers or straps. All materials are joined by a high frequency weld, not stitched to ensure durability.