Hyper grip is easy, efficient and always helpful high-performance gloves. Non-slip design and latest technology make gloves an ideal, economical choice for a wide range of jobs. Palm material: Synthetic leather coated with silicone dots and palm, reinforced padded palm provide best durability and abrasion resistant. Back material: breathable spandex removes heat and moisture, exclusive non-slip palm technology provide best griping experience. Size: M-XL