The proof is in the waterproofing. Keep your clothes water repellant with KÜHL®Waterproof Wax made from an exclusive 100% natural blend of beeswax and plant based ingredients. No oils, petroleum or silicone, so your clothes stay as natural as you. There’s nothing worse than a waterproof garment that no longer repels water. Keep your gear working like new with a fine and effective coat of waterproofing wax.