• Product Summary & SpecificationSummary:Make the seats in your home, office or car more comforting, supportive place for your Spine and tailbone.The 3 inch opening provides pressure relief for the coccyx and helps reduce stress on the lower back.This sloping foam seat cushion angles your spine correctly to help you avoid slouching.Comes with a machine washable zippered cover with built in carry handleSpecification:Title:Coccyx Seat Cushion to Relieve Back, Sciatica and Tailbone Pain Ideal for Car, Office Chair (Multicolour).Brand:Non-BrandMaterialPolyurethaneColourBlueSpecific Use‎Head, Back, NeckFeaturesShape : SemicircularAge Range (Description): AdultRecommended Uses For Product :SittingDimensions42 * 39 * 9 cmProduct Weight0.4 Kg