Eberlestock Recon Handwarmer Gray. The handwarmer attaches to the bottom of the Recon Modular Bino Harness and keeps your hands optimally positioned for comfort while sitting or standing. Additional air activated hand warmers can be kept in the front zipper pouch where an included waist belt is stored to be able to use the handwarmer independently from the Recon. Specifications for Eberlestock Recon Handwarmer: Manufacturer: Eberlestock Unisex Size: One Size Application: Outdoor Gender: Unisex Accessory Attachment System: Harness Package Contents: Eberlestock Recon Handwarmer Eberlestock ZA4GY: Recon Handwarmer Gray