Mix in some abstract patterns to liven up your outdoor seating. This Petroglyph Indigo pillow features a knife-edge seam with a 5.5 in. cushion thickness. The front of the pillow features rock carving inspired designs consisting of shades of Spectrum Indigo and Canvas Natural with a solid Spectrum Indigo backside. This premium, solution-dyed fabric maintains its rich color and unwavering strength through normal wear, exposure to natural light, the elements, and cleaning. The interior consists of 50% Urethane foam and 50% Polyester fiber with 100% solution-dyed acrylic Sunbrella® fabric. Sunbrella® has been verified in an independent laboratory and tested for harmful substances according to STANDARD 100 by OEKO-TEX®. The fabric is also GREENGUARD certified for low chemical emissions, contributing to healthy indoor air quality.