Gauges: Medium, Large Feature three tip-angle options " 10, 20, 30 to suit any playing style Angles allow the player a more natural hand position and better string contact Zookies feature three tip-angle options "10, 20, 30" to suit any playing style. These angles allow the player a more natural hand position and better string contact. Zookies' contoured shape allows greater comfort, zero wear-in time," and a secure fit. Gauges: Medium, Large.