RS4 2.0 is not only designed to protect your hands, but your sparring partner as well for countless rounds of great sparring. RIVAL Rs4 aero 2.0 SPARRING GLOVES - BLACK. RS4 Aero Sparring Gloves. Rival Wrist Bolt to maximize wrist support as well as the improved hook & loop strap to keep the glove snug and secure.
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