DOWear clothing made from heavyweight, tightly woven, 100% wool or cotton to protect from UV radiation, hot metal, sparks and open flames. Flame retardant treatments become less effective with repeated laundering.Keep clothing clean and free of oils, greases and combustible contaminants.Wear long-sleeved shirts with buttoned cuffs and a collar to protect the neck. Dark colours prevent light reflection.Tape shirt pockets closed to avoid collecting sparks or hot metal or keep them covered with flaps.Pant legs must not have cuffs and must cover the tops of the boots. Cuffs can collect sparks.Repair all frayed edges, tears or holes in clothing.Wear high top boots fully laced to prevent sparks from entering into the boots.Use fire-resistant boot protectors or spats strapped around the pant legs and boot tops, to prevent sparks from bouncing in the top of the boots.Remove all ignition sources such as matches and butane lighters from pockets. Hot welding sparks may light the matches or ignite leaking lighter fuel.Wear gauntlet-type cuff leather gloves or protective sleeves of similar material, to protect wrists and forearms. Leather is a good electrical insulator if kept dry.Using a shield can help keep any sparks spray away from your clothing.Wear leather aprons to protect your chest and lap from sparks when standing or sitting.Wear layers of clothing. To prevent sweating, avoid overdressing in cold weather. Sweaty clothes cause rapid heat loss. Leather welding jackets are not very breathable and can make you sweat if you are overdressed.Wear a fire-resistant skull cap or balaclava hood under your helmet to protect your head from burns and UV radiation.Wear a welder's face shield to protect your face from radiation and flying particles.DO NOTDo not wear rings or other jewellery.Do not wear clothing made from synthetic or synthetic blends. The synthetic fabric can burn vigorously, melt and produce bad skin burns.