Light Blocking Strips for Roller Blinds, U-Shaped Side Rail Track for Blackout Effect, Ideal for Home Theaters, Hotels, and Nurseries

• Effectively block light leakage from the sides of blackout blinds and shades to create a dark environment, enhancing privacy and sleep quality.
• Constructed from durable aluminum alloy with a U-shaped design for high strength and resistance to deformation, featuring integrated strips to reduce wear on curtain edges.
• Customizable size with easy cutting capability using a hacksaw to fit various blackout shades perfectly, ensuring complete light blockage.
• Simple installation with drilling required for optimal placement, allowing curtains to move freely and enabling removal and reuse without damage.
• Versatile use for daytime sleepers, babies, apartments, and home theaters, compatible with roller, zebra, and roman shades, but not suitable for cellular or honeycomb blinds.

These U-shaped side rail tracks effectively block light from seeping in around curtains, enhancing privacy and creating a darker environment for improved sleep quality. They are made from durable aluminum alloy that retains its shape and are available in various lengths to suit different window sizes, from 46 to 72 inches. The tracks easily fasten to window frames using included screws and require a minimum window depth of 1 inch with side gap clearance on the left of 0.2-1.5 inches. Ideal for use in bedrooms, living rooms, kitchens, bathrooms, home theaters, hotels, and nurseries, they are designed to complement blackout roller blinds. Specifications include material: aluminum alloy, length options: 46, 52, 58, 60, 70, 72 inches, and color options: black, gray, white. The package includes 2 light blocking strips and mounting screws.