Take the sting out of those fastballs with this D3O® protective finger sleeve.  Used by many pro catchers, this added layer of protection is perfect for colder days, early season training, and when you've just handled too many 100mph heaters.  Available in adult and youth sizes, left or right hand models.  *Pro tip:  Also great for first basemen! MODEL NUMBERSGS4000-LH : Adult, worn on left handGS4000-RH : Adult, worn on right handGS4000Y-LH : Youth, worn on left handGS4000Y-RH : Youth, worn on right hand This D3O® protective glove sponge is a one size fits all, easy-on and easy-off design. D3O®...