The Winning Lineup Style Comparision.VSX Featherweight TM Max. Lighter than air with maximum support. Features: All-day wireless comfort with bounce control. Breathable, wicking fabric with laser-cut perforations for air flow.VSX Knockout TM Front-Close. Secure coverage with maximum support. Features: Patented Bra-within-a-Bra technology. Auto-lock zipper for secure support.VSX Incredible Max TM. Enhanced shape and lift with maximum support. Features: Deep V-neckline for a sexy shape. Light, breathable padding.VSX Featherweight TM Medium V-Neck. Lighter than air with medium support. Features: All-day wireless comfort. Breathable, wicking fabric with laser-cut perforations for air flow.VSX Elevate TM Strappy-Comfort. A sleek, strappy silhouette with light support. Features: Double cross-back straps, front cut-out and buttery-soft fabric. Light padding and 4-way stretch that moves with you.