Cleveland Men's Golf 588 RTX Cavity Back Black Pearl Wedge 16% Larger Grooves Developed closely with tour players, these U-Grooves are more precise and 16% larger to maximize spin on critical scoring shots  especially out of the rough, sand and in wet conditions Rougher, More Durable Laser Milling Advanced surface roughness technology is now more durable and dimensionally optimized for even more friction at impact, This helps generate even more spin on chips, pitches and partial shots from any lie Rotex Pattern Directionally milled face pattern adds roughness and imparts maximum spin on open-face wedge shots where impact tends to be closer to the toe Wedge Cavity Back Undercut cavity promotes perimeter weighting for more forgiveness on off-center hits Reverse C Sole Inspired by Cleveland Golf's popular CG14 and CG16 wedges, Wide, constant-width sole combined with heel and toe grinds improves performance from bunkers and deep rough