● 100% Total Blackout & Thermal Insulation: Achieve complete darkness and ultimate privacy with our high-density 100% Polyester fabric. Each shade features a specialized white backing that reflects sunlight and blocks 100% of UV rays. This dual-layer design provides excellent thermal insulation, keeping your interior cool in summer and warm in winter while protecting your furniture from fading.

● Easy No-Drill "Inside Mount" Installation: Perfect for renters and DIY home improvement, our tool-free installation system requires no drilling and leaves zero wall damage. Designed for an Inside Mount with a minimum window frame depth of 6cm, the innovative tension mechanism allows for a flexible width adjustment of (x-0.5) to (x+1.5) cm, ensuring a rock-solid, custom fit.

● Precision Engineered for Outward-Opening Windows: Specifically optimized for windows that open outward, our slim-profile hardware is designed to clear window handles for a seamless operation. Simply provide your window's minimum inner width (top, middle, and bottom). We manufacture the unit to your exact measurements with no deductions, ensuring perfect edge-to-edge light protection.

● Heavy-Duty 28mm Aluminum Alloy Top Rail: Unlike flimsy standard alternatives, our shades feature a reinforced 28mm aluminum alloy top rail. This professional-grade construction prevents sagging and ensures long-term stability for custom widths up to 65 inches. The high-precision bead chain (default on the right) provides an effortless, smooth glide for daily light control.

● Modern Neutral Palette & Sleek Aesthetic: Elevate your space with our contemporary color selection: White, Beige, Light Gray, Stone, and Dark Gray. These indoor roller blinds offer a clean, minimalist look that complements any modern decor. The uniform white exterior-facing side ensures a cohesive look from the outside while maximizing energy efficiency for your home.