Alessandra Ambrosio, 41, sizzles in a TINY tie-dye bikini during beach day in Santa Monica

Alessandra Ambrosio showcases chiseled figure in wine red bikini from her own GAL Floripa line

Alessandra Ambrosio puts on an ab-baring display in sexy red bikini

Alessandra Ambrosio shows off her tight abs in a bra top after a workout in Los Angeles