Here's your guide to acing the style scene at the US Open: grand finale of the year’s Grand Slams, held in glamorous New York City.

Chic spectators lean on three winning formulas: polished classics in linen and cashmere, luxe sporty chic, or feminine dresses and skirts in florals, stripes, and polka dots.

Here are 25 picks perfect for sipping Honey Deuces courtside while the greats trade serves and volleys for the biggest purse in tennis.

P.S.: Don't forget your sunglasses, water bottle, and hat — plus your most fun tennis-themed accessories!

CLASSIC

SPORTY

FEMININE