The ILC Dover Sentinel XL Cap 2 Butyl Hood Assembly (hood with attached breathing tube) is designed for use with the Sentinel XL blower system. The lay flat design protects the assembly and allows it to stow easily in a backpack. The comfortable antimicrobial headband (included) securely snaps into the butyl hood and adjusts to 5 sizes to support a broad range of users. One size. No fit-testing required. Minimum order quantities may apply. Item #: ILC-S-2001