From Americana labels like Ralph Lauren and Tommy Hilfiger, to European luxury behemoths like Bottega Veneta and Burberry, every runway checked off "plaid" as their print of the warm-weather season.

From cable-knit sweaters to leather boat shoes, this is PRL from head to toe. Inside, explore our editors’ comprehensive Polo Ralph Lauren guide and shop the site.

40% off: Best Dress: Ralph Lauren Cotton-Blend Polo Dress, $145 $87. Need a stylish present for him? ... Polo Ralph Lauren Classic Fit Plaid Oxford Button Down Shirt. $125.00, Bloomingdale's. Polo ...