Featuring Odyssey's next revolutionary alignment technology, the 1/2 Ball design frames the ball helping to center your impacts and improve your aim. Powered by our Ai-DUAL insert delivering consistent ball speed across the face with improved forward roll the Ai-DUAL the Jailbird Mini is a classic Odyssey shape that has been our hottest shape on Tour and in the market for the last couple years. It's Versa alignment combined with our 1/2 Ball alignment provides excellent alignment cues and this model comes with a Double Bend shaft making this putter face balanced and best suited for strokes with minimal arc and face rotation.