Lightweight foldable seat cushion made from closed cell XPE foam with an eggshell surface for improved comfort and durability. Key benefits comfort: eggcrate eggshell structure cushions pressure better than flat pads, reducing discomfort on hard surfaces. Durable and elastic: closed cell XPE foam resists compression and retains shape for longterm use. Waterproof and moisture resistant: the foam repels water and keeps clothing dry when sitting on damp ground or wet benches. Compact and portable: fourfold design folds down to a small, easy to carry package that fits in most backpacks. Practical dimensions: unfolded size 40 x 29.5 x 1 cm; folded size 29.5 x 9.5 x 4.5 cm. Features and performance Material: lightweight closed cell XPE foam for insulation from cold and wet surfaces and for reliable elasticity. Fold design: fourpanel folding lets the cushion transform quickly between full support and compact storage. Protection: surface resists dirt and moisture to keep clothing cleaner when seated outdoors. Easy to carry: compact folded size reduces bulk and allows convenient packing with outdoor gear. Use scenarios Camping and backpacking: place on the ground, a log, or a campsite chair for a drier, more comfortable seat during breaks and meals. Outdoor events and sports: use on stadium benches, picnic tables, or festival grounds to stay insulated and clean. Fishing and hiking rest stops: sit on wet or uneven surfaces without compromising comfort or getting clothing damp. What makes it stand out The eggshell surface design provides a noticeable improvement in comfort over flat pads while keeping weight and packed size low. The closed cell XPE foam combines waterproof performance with resilience for repeated outdoor use. Materials and sizing summary Material: closed cell XPE foam Unfolded size: 40 x 29.5 x 1 cm Folded size: 29.5 x 9.5 x 4.5 cm This cushion is suitable for anyone seeking a compact, waterproof seating solution for outdoor activities.