This set contains 1 box of MULTI colored STAY-STRAIGHT Icicle Lights. Each strand features 150 lights A great value for the holiday season! . Each strand is 18' long, including 3" spacing between bulbs and 4" spacing between icicle drops. These icicle lights are strung on white wire to give them a more realistic look and hang straighter with the patented Stay Straight Grip Clip. Also comes with 4 gutter hooks UL Listed, Suitable for indoor or outdoor use