Michters 2025 Celebration Sour Mash

Foursquare Penultimus is the thirtieth release (Mark XXX) in Foursquare's legendary Exceptional Cask Selection series — and the penultimate chapter before the series closes permanently with Mark XXXI. Distilled in Barbados from a blend of copper double-retort pot still and continuous twin column still rums, aged 15 years across ex-Bourbon and ex-Moscatel casks, bottled at 57% ABV without chill-filtration, added sugar, colour, or flavourings.

• Age: 15 years
• ABV: 57% (114 proof)
• Casks: Ex-Bourbon (10 yr) + Ex-Moscatel Wine (5 yr finish)
• Distillery: Foursquare Rum Distillery, Barbados
• Style: Single Blended Rum — pot still + column still
• Additives: None — no sugar, no colour, no filtration
• Release: December 2025 · Limited edition