Description 1. :Premium Material & Portable Dimensions Crafted from high-quality XPE foam, this seat cushion combines robustness with a lightweight design. It expands to a practical 30 cm x 40 cm (approximately 11.8" x 15.7") and folds down to an incredibly compact 14.5 cm x 5.5 cm (approximately 5.7" x 2.2"), making it exceptionally easy to carry and store. 2. Advanced Moisture & Heat Protection Featuring an upgraded, thickened construction, this pad provides superior heat insulation and acts as an effective barrier against moisture and cold. Its waterproof and stain-resistant design ensures you stay dry and comfortable, while also being remarkably simple to wipe clean after any adventure. 3. Comfort-First Cushioned Support Experience enhanced comfort with the high-rebound cushioning of our foldable mat. The soft foam material is designed for optimal resilience, offering gentle yet firm support that makes any hard instantly more inviting for sitting. 4. Versatile Use for Every Activity An essential for any outing, this adaptable sitting pad is perfect for a wide range of scenarios. Whether you're on an outdoor trip, enjoying a camping picnic, embarking on a mountain climbing expedition, or simply seeking a cleaner seat on public transport, it provides convenient comfort wherever you go. 5. Unique Design & Enhanced Stability Each cushion boasts a charming, randomly selected pattern, adding a unique touch to your gear. It incorporates an advanced double-L hot composite anti-slip film, which offers significant wear resistance and ensures a firm, stable grip on various , preventing slips and enhancing safety. Package list 1pcs moisture-proof seat cushion