A few well-chosen items will keep you looking effortlessly cool all summer long. Holdall by Louis Vuitton HK$14,100 Sunglasses by Dior Homme HK$1,880 Baseball cap by Bottega Veneta HK$1,580 T-shirt by Ted Baker HK$880 Shorts by Marc by Marc Jacobs HK$1,990 Duffel bag by Dolce & Gabbana HK$10,500 Flip-flops by D&G HK$1,700 Swimming trunks by Ralph Lauren HK$530