The Praktica Binocular Neck Harness Strap combines high quality ergonomic design with functionality. This strap has been carefully designed to solve many problems the binocular user encounters when out in the field. It is easily adjustable and extremely comfortable if your moving around the waist strap will stop your binoculars swinging from side to side and the wide neck strap will help spread the weight of the binoculars to help stop neck and back ache. The strap is also designed to protect your binoculars when not immediately in use or when in storage. Designed with premium, impact resistant Neoprene and Lycra this Strap provides long lasting protection for your roof prism binoculars (approx. up to 10x42).