This H-shaped lumbar cushion supplies three available colors of grey, sky blue and emerald green for buyer selection. The product adopts premium milk silk fabric and inner TPU coating to deliver soft touch and reliable airtight performance. It installs an integrated inflatable button so customers complete full inflation only through repeated manual pressing. Its three-dimensional partitioned structure matches human waist curves and reduces uncomfortable fatigue after long sitting hours. The hidden exhaust valve and sealed edge craft block air leakage and extend the whole service time of the cushion. Users fully deflate this cushion into thin flat shape and store the item easily inside bags for daily travel and office use. | Quipulse H-Shaped Manual Press Inflatable Lumbar Cushion in Green