Bali DiamondCell double cell blackout cellular shades are extremely popular due to their low price, ability to darken a room, double honeycomb pleat for effective insulation, and neutral backing to the street. The honeycomb fabrics are subtly textured, making them suitable for any room. Add Somfy Motorization for those high out of reach windows. Bali DiamondCell window shades are backed by a Lifetime Limited Warranty.