The Summer Gaiter is your lightweight defense for sunny miles and outdoor movement. Lightweight, breathable, and UPF 50+ rated, it&&';;s built to protect you from sun, wind, and dust during runs, rides, hikes and everyday adventures. Moisture-wicking and quick-drying, it stays comfortable even as you sweat, without adding bulk or heat. Available in 2 sizes for a stay-put fit that moves with you. Everybody sweats. Do something about it. S/M: 14" front, 8A 1/4" wide, 10A 1/4" bottom flare, 6A 1/4" back M/L: 14A 1/2" front, 9" wide, 11A 1/2" bottom flare, 6A 1/2" back