Why Buy Rounderbum Tank Tops Undershirts? Many men have "bums" that are flat, and want to increase their sex appeal with a more robust rear view, hence the name Rounderbum! Patented padded technology achieves this with washable foam pads that insert into rear pockets. Package enhancement features layers that lift, with a removable cup on a second layer. Also available, Rounderbum compression shirts with 4-way stretch..
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