2pcs PVC Light Blocking Strips, Self Adhesive Window Light Gap Blocker, Customize Blackout Light Blockers Side Tracks for Blinds/Curtains(White,65cm/25.6in)

【Reduce Light Leakage】Our L-shaped PVC light-blocking strips effectively prevent light from seeping through the sides of blackout curtains to create a pitch-black environment. The window light blocker delivers pure darkness to safeguard your privacy and ensure quality sleep. 【Powerful Self-Adhesive】Window blackout strips feature exceptional adhesive strength, maintaining a secure bond in extreme temperatures-from scorching heat to bitter cold. The light gap blockers stay firmly in place where other blackout strips peel or shift. 【Easy to Install】The blackout side tracks come with an adhesive backing, simplifying the installation process. Simply peel and stick it along the window edge and press firmly to secure the blackout strip. Side rail tracks remove cleanly with minimal wall damage. 【Widely Application】Blackout window edge strips are ideal for bedrooms, nurseries, offices, home theaters, and all types of relaxation spaces. Side rail tracks are compatible with various curtain types, including honeycomb shades, blinds, roller shades, and Roman shades 【Please Note】Measure the height and depth before installation. Trim the blackout strip to the appropriate size. Thoroughly clean the window frame/wall surface to facilitate installation of the blackout strip.