Postoperative Bra segmentation by application maps demand to the surgical episode that creates the need. Mastectomy dominates with ~42 % share because radical tissue removal necessitates high-compression, drain-accommodating designs that limit seroma risk and stabilise the chest wall. Augmentation (28 %) drives sales of pocketed, front-closure bras that maintain implant position while letting surgeons monitor symmetry; patients typically purchase two units for the six-week immobilisation phase. Reduction / lift (18 %) requires strong downward containment to counteract gravitational tension on freshly sculpted breast tissue, fuelling demand for wide-strap, high-coverage styles. Reconstructive cases (8 %) add value through custom-pocket bras that hold tissue expanders or prostheses, whereas the residual ‘other’ category—covering biopsies, lumpectomies and gender-affirming top surgery—seeks light-support, scar-minimising garments, collectively rounding out the addressable market.