"You'll know, and I will, trust me. Don't be shy." She couldn't stifle a giggle, helping her pull off her upper garments or. . whatever she'd puton to keep covered, growing little pink when her new found girly bits sprang loose. "Like that? Didn't fit. You really shouldn't be able to notice, I mean since y'new to it y'will, but, it'll get comfortable fast if'n it fits. Just. ." She helped her pull it on over her front and adjusted the straps before clasping the back.