BERISSA Top Down Bottom Up Light Filtering Cellular Shades31 W x48 H,White — Open-Box, 70% Off

DUAL-OPEN CONTROL： Want both light-filtering and total blackout? These upgraded top-down-bottom-up cellular shades lower for soft natural light while keeping views, raise for full blackout to aid deep sleep. Perfect for shift workers, nurseries, or west-facing windows. Two modes give flexible privacy and airflow

HONEYCOMB INSULATION： Premium hexagonal honeycomb texture with a built-in aluminum foil lining creates sealed air pockets—just like a natural honeycomb, it keeps warmth in during winter and reflects solar heat in summer. Tested: 30% heating savings, 40% AC reduction, maintaining ~72°F. These cellular shades cut energy bills, ideal for sun-baked windows and whole-home upgrades

CORDLESS & TOOL-FREE： Cordless no-drill shades remove tangling risks, safe for kids/pets. Tension frame locks tight without tools—install in 1 minute, remove mark-free. Great for renters and temporary apartments, reusable after moves. Sturdy support prevents shaking

PRECISION DRIVE SYSTEM： Hidden cord and pulley system delivers smooth, quiet raising/lowering, stopping steadily at any height. Unlike common pull-down blinds that often jam, snap, or lose spring tension, this model stays reliable with daily use. More durable than regular up-down shades, cutting long-term upkeep

28-YEAR BRAND GUARANTEE： Solving the common concern of high-cost purchases without reliable after-sales support—this is our core service advantage. BERISSA since 1997 offers one-on-one service， measurement guides， and responsive after-sales support with dedicated follow-up， no ghosting， no blame-shifting. Perfect for bulk window shade installations， with nothing but real help that actually works.

BERISSA custom honeycomb shades are trusted by homeowners in over 80 countries. Crafted with premium polyester fabric and durable aluminum accessories, they offer energy saving, heat and sound insulation, light blocking, waterproofing, UV protection and privacy — ideal for bedrooms, living rooms, kitchens, bathrooms and offices. For custom sizing, send your mount type (inside or outside) and exact window dimensions via Amazon Message; we confirm by email after ordering, so please reply within 12 hours or we produce per your original order. Custom range: 16"–78" wide, max 78" length, ≤3 sqm. Verify your address, size and color before checkout. Fabric cutting starts immediately after purchase; no changes, returns or exchanges 12 hours later. Custom items are non-cancellable and non-returnable under Amazon policy, except for manufacturing defects. Thank you.