With the overwhelming success of the Dream Season Boot line, ScentBlocker has proudly introduced a new knee boot breakthrough utilizing Boa Technology. The integrated Boa Lacing System provides a custom dialed fit for high performance never seen before in a knee boot. Just a simple click of the Boa Lacing system and you are provided ultra high performance for the hunter on the move and at the stand. Dream Season Boa Knee Boot 17"" New removable SPF 60 activated carbon fabric filter with BodyLock technology adsorbs human odor and allows you to regenerate the filter. Removable activated carbon insole with S3 antimicrobial technology and toe warmer compatible Boa Lacing System Dialed In Custom Fit Technology 3 Layer Wool Insulation with Air Mesh Air Grid Lining Front Zip Nylon Stretch Fabric Shrowd Protects Boa Lacing System S3 antimicrobial lining to aid in odor control 100% waterproof membrane construction Brush Blocker Shin Guard protection Triple Density Rock Shock Stabilizer Lugs for multi-terrain traction Reinforced rubber toe Climb right heel design Sizes: Mens 8-13 Medium Wide Widths (1/2 sizes up to size 12) Available in Mossy Oak Treestand Dialed in fit Eliminates loose sloppy fit found on other knee boots Easy on the fly adjustments Customize to your foot and your activity No pressure points Full boot comfort Lightweight Just like the boots themselves, the Boa Technology is ultra lightweight and durable