Click or scroll to zoom Tap or pinch to zoom Dunlop John Petrucci Signature Jazz III Guitar Picks (6) by Dunlop $6.80 SKU 427PJP 1.5mm - $6.80 1.5mm Gauge 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Designed to the prog rock legend's own specifications, the 1.5mm John Petrucci Jazz III is made from Ultex and features a raised JP logo grip and slick polished tip.