Callaway Quantum Max OS Irons - Graphite adidas Originals Its individualized groove patterns

Its individualized groove patterns

Skid Sole technology features increased leading edge bounce and a flatter sole with reduced camber to provide more consistent contact for both steep and shallow attack angles

Oscar Jacobs logo on left chest

1 Large cooler pocket

Trolley Strap

Callaway Quantum Max OS Irons - Graphite adidas Originals Its individualized groove patternsQuantum Max OS blends confidence with maximum forgiveness, powerful speed, and consistent carryall in an oversized shape designed to help golfers hit it more solid across the face. The Modern 360 Undercut Cavity is designed to deliver faster ball speeds, higher launch, and more forgiveness across the face, thanks to its advanced two piece design with extreme perimeter weighting and a fully exposed undercut for added flex where golfers need it most.