Encapsulated lens design provides a high level of light reflection across a wide range of entry angles, in dry or wet conditions. For use on life vests, rafts & other life support equipment. Aids in locating survivors at night. Can be applied onto life vest fabrics without a primer. Recommended for objects with curves (helmets, ring buoys, etc.) or where flexing may occur. Sold by the meter or 50-meter roll. US Coast Guard Approved.