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All right, we're all about being a fifth-grade boy this morning.

We just came across this British promotional site for Shock Absorber sports bras and have been gleefully playing with the site's "Bounce-o-Meter" for about an hour. Choose your cup size and your "level of activity" ... and then commence prepubescent giggling.

Bounce-O-Meter [Shock Absorber] (link slightly NSFW)