I'm a big fan of Flents Quiet Contour: https://flents.com/collections/ear-plugs/products/quiet-contour-ear-plugs-55-pair https://flents.com/collections/ear-plug

I'm a big fan of Flents Quiet Contour: https://flents.com/collections/ear-plugs/products/quiet-contour-ear-plugs-55-pair https://flents.com/collections/ear-plugs/products/quiet-cont... I've never tried the 3M 1100s, though.