I used these to mount strip lights along the sides of a pontoon boat. I chose a multipack because it exactly met the length requirement. If I had it to do again, I would have chosen longer pieces, even if it meant more money or leftover parts. The pieces are precisely made. The clear lenses were a good choice and snap in well. The provided mounting clips are better suited to indoor applications, so I elected to secure the strips with clear silicone sealant and I wrapped aircraft safety wire at eSee full review