For the firmest, stiffest cord grip available from Golf Pride, golfers choose the Z-Grip(TM) . The unique design features a "Z" shape texture pattern that winds around and down the grip to enhance moisture management and responsiveness. Players who golf with the Golf Pride Z-Grip(TM) Cord Grip can expect superior control. Standard Grip SPECS: Core Size: .600" Weight: 50.5g Installed Size: Standard Midsize Grip SPECS: Core Size: .600" Weight: 57.5g Installed Size: Midsize