M0678 : 39 Inch Plastic channel Pack of 25 Piece White Clear for 2835 LED Rope And 3014 Rope Light Only 

Please Note this Model Only Work With 2835 Rope 120V Flat and 3014 Rope Flat (web Number : M0470 And M0284 

 1 Sided Rope Light

And Use Clear Zip tie to Hold Rope inside channel So No fell down