The Comfort Cinch™ has been enhanced with High Molecular Weight Polyethylene cord, offering extra strength. It features an air mesh panel to prevent chafing. There's a zippered water - resistant phone pocket at the front chest for easy access. The shape of the vest has been improved to fully wrap around the body, providing a more secure, vest - like fit. It comes with 4 hooks and bungee loops to attach trekking poles. You can attach these loops at the front or back of the vest for customizable trekking pole carrying options. The large rear compartment can hold up to a 2.0L reservoir. The front buckle sternum straps have sliding rail adjustments for a personalized fit. All external back pockets are accessible while wearing the vest, including an upper mesh pocket and a water - resistant lower pocket with left and right zippered entries. The waterproof main pocket has a zippered clamshell opening. There are also one waterproof and one water - resistant shoulder stash pocket for pills and other small items. Volume: 13.4L / 817.71 in3 (12.7L). Materials: 100% silicone - coated nylon and 82% nylon 12% spandex.

To use this vest, first adjust the front buckle sternum straps using the sliding rail to get a comfortable fit. You can put your phone in the front chest zippered water - resistant pocket. For trekking, attach your poles to the hooks and bungee loops either at the front or back as per your preference. Fill the large rear compartment with a reservoir up to 2.0L. You can store small items like pills in the shoulder stash pockets. When it comes to maintenance, after use, make sure to empty all the pockets. If it gets dirty, gently wash it with mild soap and water, and let it air - dry. Avoid using harsh chemicals or machine - washing as it may damage the materials like the 100% silicone - coated nylon and the 82% nylon 12% spandex blend.