Part of the MILWAUKEE Cooling Solutions family, the ANSI/ISEA 105-2024 Cooling Cut Level 1 Protective Sleeves help keep you cool in hot conditions. Submerge them in water for 30 seconds for complete absorption, then wring out excess water before wear. Once activated, they provide up to 2 hours of cooling and can be rewetted when dry. Lightweight, breathable material offers UPF 50+ sun protection that blocks 98% of UV rays and fits most users. Machine washable.