Replacement neck cork sheet. JL Smith (formerly Valentino). Syntheic Cork with its own adhesive for replacing neck corks on soprano, alto, tenor, and bari saxes. Specs:
• Short Width: 52.7 mm (2.075 inches) • Long Width: 59.4 mm (2.340 inches) • Height: 44.3 mm (1.645 inches) • Thickness: 1.63 mm (0.64 inch)