No drilling required for this stylish self-adhesive towel clip from Zack. Absolutely perfect if you have expensive tiles or just don't trust yourself with a drill! Just find a clean, flat and dry surface, peel off the backing, apply the clip firmly and "bingo" - you are sorted! Just remember to get the position correct first time as this clip does not come off easily! This has to be one of our best selling towel clips - designer looks with no hassle!