The easy way to eliminate bird mess. With Birdie Bloomer Seed Catchers, bird owners can have cleaner, healthier environments around the bird cage while getting rid of unwanted bird mess. These elastic seed catchers completely enclose the bottom of the cage without the use of hooks or wire supports. The elastic band allows the catcher to adjust plus or minus 1″-2″ in the dimensions for easy installation. They are completely washable and designed to fit most cages.