Neoperl 13 0980 2 Standard Flow Cache Perlator HC Aerator, Tiny Junior Size, 2.2 GPM, Red Dome, Honeycomb Screen, Aerated Stream, M18.5 x 1 Threads, Plastic, 0.553" Height (Pack of 6);

Watercolors design: color coding to identify flow rate and stream pattern. Patented construction provides a splash-free stream, well aerated and soft to the touch. Anti-clogging dome screen filters sediment and particles. Threads directly into the faucet spout. Vandal resistance by design (install or remove with a special key). Virtually invisible once installed.