Function and benefits: A wedgeshaped pillow designed to gently lift and support the back, knees, legs, hips, and feet. Enables positions and better angles for more comfortable play. Easy to use: To inflate, pinch the bottom part of the air valve and blow into it. To deflate, pinch the bottom part of the hole and squeeze the pillow to release air. After deflation, it stores compactly and is easy to carry. Soft, reliable surface: The pillow offers a resilient, velvetysoft surface that stays in place without sticking or slipping. It is simple to clean after use with warm water. Design and versatility: Equipped with an advanced doublelayer air valve. The wedge can be deflated and folded into a compact wedge shape for storage. It is wipeclean with a damp cloth and suitable for use with tents, mattresses, hammocks, cushions, and blankets. Lightweight and portable, ideal for travel and outdoor activities. Care and maintenance: Wipe the surface with a damp cloth for easy cleaning. If needed, clean with warm water and dry before next use. Use scenarios: At home during seated activities: Place on a chair or wooden sofa to relieve pressure and adjust height for comfortable positioning and enhanced angles. Partneroriented positioning: Adjust height and angle to support comfortable play. Travel and outdoor use: Deflate and fold into a wedge for compact packing; use with tents, mattresses, or hammocks on trips or outdoor hiking.