Alessandra Ambrosio, 40, heats up beaches of St. Barts in polka-dot bikini

Alessandra Ambrosio shows off her incredible physique in a tiny orange bikini in St Barts

Alessandra Ambrosio models Alo sportswear by the beach: 'Summer breeze makes me feel fine'

Alessandra Ambrosio packs on the PDA with beau Richard Lee on a family getaway to St Barts