No No-See-Um™ is an all natural, skin safe noseeum repellent. It was specially formulated to repel noseeums, but also effectively repels mosquitoes, black flies, biting gnats and most other biting insects. Our all natural formula was tested on hundreds of people and is mixed in small batches so we can offer you the best quality noseeum repellent available. Now No No-See-Um is THE #1 selling natural insect repellent to combat these pesky little insects. If in doubt, try it out!