YAI is FYSIK’s larger leather medicine ball, with a weighted core and distinctive panel stitching. Sold as one ball at the selected weight, with a display stand included.

The listed pound weights are ordered as pound models, rather than rounded conversions from the supplier’s kilogram models.

Materials: Full-grain leather, weighted core.

Choose from the finish options listed above. All listed finishes are included at the same price. Photographs show representative finishes; other displayed equipment is included only where specified. Custom materials and customer-supplied leather require confirmation.

Care: Follow the supplied product-specific care instructions. Condition leather every 6–12 months using an approved leather product.