Customize Light Blockers Blackout Side Track Drill with Screws, Window Shades/ Roller Curtain/ Blinds Side Edge Light Blockers, Removable & Replaceable Blocking Strips Easy To Instal(White 2pcs,42in/1

Aluminium Light Blocking Strip: Our strip are waterproof wear-resistant propertie, with a surface that can withstand the cuts and scrapes of everyday use, for your bedroom commercial space blackout need, creating a comfortable sleeping environment for you Custom Light Gap Blocker: 1.27x3.81cm (1 /2x1 1/2") U-shape design, perfect fit to block light penetration, length can be customised according to your needs, the gap between the two sides of the mounting needs to be in the range of 0.5 - 3.81 cm(1/5 - 1 1/2") Reduce Light Leakage: Our blackout strips allow you to say goodbye to the annoying light that's always leaking out, and you can DIY the colours to match your curtains or window frames, turning your room into a cosy, dark sanctuary Drilling Window Side Light Blocker: This gap blocker is drill install, you just need to put the blackout strip in the right position and the curtains can be moved up and down, then mark the drilled hole and tighten the screws, you can complete the install Commercial/ Home Blackout Side Track: The light barrier is ideal for daytime sleep, insomnia, light sleep, can be used in bedroom, living room, for blinds, roller blinds, zebra blinds, Roman blinds etc, (cellular blinds, honeycomb blinds do not apply)