Tilley Hat - Lightweight Hat with Moderate Brim and Mesh Crown LTM9 VERY lightweight - weighs about 4 oz. Keep cool with an ALL-MESH crown. Guaranteed FOR LIFE. Insured against loss for 2 years (50% deductible) Floats and repels rain. Machine-washable (won't shrink). Water and Mildew Resistant. UPF 50+ - EXCELLENT sun protection!