Simply stretch fabric and ribbon across the hoop, layering an extra scrap of fabric to create a pocket for flowers, if you like, and fix in place with the hoop rim. (idealhome.co.uk)
The salt creates pockets in the mixture, which create the absorbing capability of the cloth. (fooddrink-magazine.com)
The gums finally separate from the teeth, creating pockets where more bacteria, plaque, and tartar build up. (thesprucepets.com)