Premium Double-Layer Canvas Sand Bag for Martial Arts & Fitness
Crafted with heavyweight dual-layer canvas for superior durability and tear resistance, ensuring long-lasting performance. Filled with ultra-fine iron sand for balanced weight distribution, ideal for strength training and striking precision. Reinforced stitching and reinforced hanging straps provide stability during intense workouts, suitable for Taiji, martial arts, yoga, and combat sports. The negative weight design enhances muscle endurance and grip strength development. Versatile for home gyms, dojos, or outdoor training—perfect for practitioners seeking authentic iron palm conditioning. Bulk pricing available for wholesale buyers, backed by global logistics support. Elevate your training with professional-grade quality at unbeatable value.