2Toms SportShield delivers unrivaled protection from chafing, rubbing, & friction. Provides a smooth, thin, invisible coating to the skin, eliminating the friction that causes blisters, chafing & irritation. SportShield lasts all day, performing under the most grueling conditions, but is easily removed with soap & water. Use SportShield on Any Part of the Body - Under arms - Between upper thighs - Groin area - Over nipples - Back of heels - Tops of toes - Under bra Waterproof & Sweatproof - SportShield's sweatproof, waterproof formula can be used during the most vigorous of activities without rubbing off. It's perfect for use under wetsuits & swimsuits. Won't Melt - SportShield's heat proof formula won't melt during hot conditions and the friction proof formula can also be used to eliminate the chafing that can be experienced while wearing heart rate monitors, water packs, & other related equipment. Increases Comfort & Endurance - Provides all day protection for increased comfort & endurance. Because it stays on your skin while providing maximum protection, a little will go a long way. Available in roll-on, twin packs, & convenient towelettes. Not tested on animals.