This portable wedge cushion is a triangular positioning pillow designed for ergonomic comfort. It uses a soft sponge core with a breathable fabric cover and a durable PU leather surface. Lightweight and easy to carry, it is suitable for home use or travel. Key benefits Ergonomic triangular design supports the back and waist, helping maintain proper spine alignment and reduce pressure points during rest. Versatile multi use: works as a wedge pillow for side sleeping, a neck pillow for upright seating, and leg support for elevation. Breathable, comfortable construction: soft sponge core paired with a breathable cover and PU leather surface for durability. Why this stands out Portable and lightweight, enabling use in bed, on a couch, or while traveling. A thoughtful gift option for family and friends on birthdays, holidays, and festivals. Built to provide sustained support without sacrificing comfort. Material and construction Core: soft sponge for gentle, consistent support. Cover: breathable fabric with a PU leather surface for durability. Design: triangular shape that follows ergonomic principles to support the back and waist. Use scenarios Side sleeping: place the wedge to support the hips and torso for improved spinal alignment and comfort. Neck and seated support: use behind the neck or as a small headrest when sitting to encourage better posture. Leg elevation: position under the knees or calves to relieve lower limb pressure and aid circulation. Notes Designed for ergonomic support and versatile use in daily life, including for elderly users seeking back and waist relief.