Brew like a champion barista with the AeroPress Flow Control Filter Cap - now in sleek 304 stainless steel. This innovative accessory features a pressure-actuated valve that prevents drip-through and a silicone-and-stainless-steel insert for superior heat retention, giving you complete control over grind size and brew time for endless creativity. Unlock hundreds of recipes — from perfectly dialed-in classics to refreshing cold brews and bold espresso-style. Works with paper and metal filters. Features: Prevents drip-through for full control over grind size and brew time Unlocks hundreds of recipes: from classic to cold brew to espresso-style and lattes Creates espresso-like crema: with paper filter and dark roast coffee Crafted from 304 stainless steel and LFGB-grade silicone Features a Stainless steel and silicone insert for heat retention, no pre-heating required Works with standard-size paper filters and AeroPress metal filters Fits AeroPress Standard-size coffee makers BPA-free and phthalate-free Dimensions: 3″ W × 3″ D × 1″ H 1 year warranty Designed in Silicon Valley