The new Black Witch “toluene free formula” is suitable for quick, (up to one hour) repairs, of Neoprene rips and tears and especially suitable for Neoprene butt end jointing of seams or edges, where rubber is directly bonded together. Black Witch is also suitable for use on latex wrist and neck seals etc and is available in black and clear colour formulations. Note: When quick repairs are not required, or to re-coat high wear abrasion areas such as knee or elbow sections etc, use McNett Aquasure high strength, permanent adhesive