Hunter Safety System Pro-Series Harness The ProSeries combines the latest technology in treestand safety with the classic features that made this harness a fan favorite.he new ProSeries is treated with ElimiShield® Hunt Scent Control Technology, killing human odor before it forms for the life of the harness. The harness is 40% lighter, thanks to new, lightweight fabrics and ventilating mesh. The built in USB port connects your USB compatible device to a USB battery pack (not included). The ProSeries still features bino straps and eight pockets to hold all your gear. All of this is built on the patented Hunter Safety System design hunters have trusted for over 15 years. Features: NEW! ElimiShield®Hunt Scent Control Technology - Heat fused into the fabric and good for the life of the harness. New! Charging USB port - Connect a compatible USB battery Pack (not included) to charge your devices anywhere. Dual bino clips and eight pockets to store all your gear. Hunter Safety System Harness Adjustable tree strap Suspension relief strap / deer drag Economy linemans climbing strap (carabiners not required) Instructional DVD Safe-use instructions