The trendy new 18'' x 6'' bolster shape is perfect as an accent on sofas, benches and beds. It can also be used for extra support to your lower back while sitting in a chair at your desk or while driving. Fairfield’s Project Foam Bolster is a soft supportive polyurethane foam that is ideal for home décor projects and a variety of creative uses around the house. It is super smooth with a tailored finish and contains bio-based materials.Details:White18'' x 6''Hypoallergenic For indoor use