EvoShield Sliding Mitt - Youth Size, Scarlet Protective Shields: Cover the top and underside of the hand to protect fingers when sliding; Elastic Compression Strap: Secures and supports wrist, adjustable for quick on and off Thumb Hole: For the ability to keep your thumb out, or tuck it in Youth Coverage Dimensions: 9.25” H x 4.5” W – designed for wear on either hand The youth sliding mitt is recommended for players under the age of 12.