Adjustable resistance for yoga and fitness. This empty sandbag can be filled with sand or other suitable material to provide resistance for each exercise and progression. Easy maintenance and clean design. The inner pocket enables easy cleaning and access to the fill, helping you keep the bag in good condition between sessions. Durability for rigorous workouts. Built to withstand demanding training while remaining stable and reliable during poses and movements. Posture and strength improvement. Use it to deepen postures and engage your legs during exercises, supporting better form and balance. Portable and spacesaving. Foldable and lightweight design makes it easy to carry, store, and transport between home, gym, or studio. 23 common use scenarios: 1) Athome yoga and mobility sessions: use the empty sandbag to add controlled load to poses, aiding posture, balance, and leg engagement without bulky equipment. 2) Gym or studio circuits: incorporate the sandbag into warmups, strength sets, or balance drills to increase resistance and challenge stability. 3) Travel or outdoor workouts: when empty, it packs flat; fill onsite to adjust resistance for outdoor training or travelfriendly routines. Key attributes: Function: empty sandbag for providing resistance during yoga and fitness workouts. Compatibility: can be filled with sand or other suitable material to achieve certain weight. Size and portability: foldable and lightweight for easy storage and transport. Maintenance: inner pocket facilitates cleaning and easy access to the fill. Performance: designed to withstand rigorous workouts while supporting posture and leg engagement.