Overeem Sherry Cask Matured Whisky Cask Strength offers a bold and intense drinking experience. This unadulterated spirit, bottled directly from the cask, showcases the full power and complexity of the whisky. Matured in fine Spanish sherry casks, it delivers rich flavours of dried fruit, spice, and a deep, satisfying sweetness. 1  For whisky enthusiasts seeking a truly authentic and potent dram.