Bikini tops with adjustable underwire and thicker straps usually offer the most structure, especially pieces with additional detailing at the bust. Bandeau and multi-row styles provide a cleaner line but less lift, better suited to smaller or medium busts. One-piece swimsuits with wider straps or full-coverage fronts tend to feel more secure for swimming and pool days. Always review the product imagery and notes to match the construction to your support needs.