Fleece furnace meets 3-layer GORE-TEX Pro Shell protection. Snuff an Arctic assault with Simms' fully waterproof, quilted fleece-lined 3-layer GORE-TEX ExStream Hat. Features include a plush elastic sweatband and customizable fit thanks to an adjustable circumference with a back-cord lock. Black under the brim reduces glare. 100% waterproof GORE-TEX fabric is highly breathable Quilted fleece lining Plush elastic sweatband Adjustable with back cord lock Black under brim reduces glare One size fits most