0.86inch thick natural rattan tatami mat with a breathable, skinfriendly surface: The traditional Japanese style mattress is made from carefully selected natural rattan. It has a smooth, burr surface that absorbs sweat and stays cool, providing a comfortable touch for summer. The back uses ecofriendly standard materials that are waterproof, nonslip, lightweight, and resilient. Foldable and modular design for flexible sizing: Each mat measures 23.6 × 23.6 inches (60 × 60 cm) and can be combined. You can assemble multiple units to fit your space, for example 9 pieces to form 180 × 180 cm or 16 pieces to form 240 × 240 cm, creating a tatami area for bedrooms, guest rooms, or meditation spaces. Nonslip bottom for stability and safety: The bottom is made with effective nonslip materials that firmly grip the floor, preventing sliding and accidental falls. This enhances safety for families with children or elderly members and makes the mat suitable for Japanesestyle floor cushions (zafus) in living rooms, bedrooms, or playrooms. Strong Velcro connection for secure assembly and easy storage: The mats use robust hookandloop fasteners that connect firmly and resist loosening. They disassemble easily and reassemble flexibly to fit different room sizes. When not in use, the mats fold quickly for compact storage, making them ideal for small apartments or temporary setups and offering a practical combination of tatami mats and foldable mattresses.