Mizuno JPX One Hybrid xxl A new Open Hosel Construction

A new Open Hosel Construction contributes to a powerful new sound and feel that make TSR2 an instant favorite for many players

Brass zipper front closure

The 56 wedge is a dual sole with heavy heel relief

Button closure

Mizuno JPX One Hybrid xxl A new Open Hosel ConstructionMizuno JPX ONE Hybrids Overview Built to replace hard to hit long irons, the Mizuno JPX ONE Hybrids are designed to deliver reliable launch, controlled spin, and confident distance on longer approach shots. Their compact shaping appeals to better players while offering the forgiveness needed to perform from a wide range of lies. At the core of their performance is a thin, high strength MAS1C steel face paired with Mizunos redesigned CORTECH Chamber.