709c592b__Bra_Size_Chart___Panty_Sizing__SOLUTION_
[PROBLEM:] Bra slides or rides up. [RECOMMENDATIONS:] Make sure the band is level when trying on bras and is not too tight when you use the center hook. [SOLUTION:] 
Try a tighter hook and/or loosen the straps. Reduce band size if adjusting does not work.
Lingerie Bra Size Chart - Panty Sizing
SOLUTION: