Mizuno Prospect Series uses full grain pigskin leather, providing great durability, enhanced softness, and Mizuno's innovative easy close technologies, making catching easy. 31.50" Prospect Bio Soft Leather: Professional style smooth leather that has the perfect balance of oil and softness for exceptional feel and firm control that serious players demand. Professional Level Lace: Same durable lace that's offered in our professional level gloves. Outlined, embroidered logo: For a rich, premium look.