Whether you’re lounging on the boat or playing in the tide, these must-have items are sure to brighten your day in the sun.

Clockwise from top left, Southern Tide Beach Towel in Yellow ($45, Fun In The Sun Sports & Leisure). Lilly Pulitzer Drink Hugger in Ugotta Regatta ($6, Pink Magnolia). Tkees Lipgloss Flip-Flops in Floral Punch ($50, Splash). DiCAPac floating waterproof multipurpose case ($25, Creve Coeur Camera). Monogrammed floppy hat ($36, MACS Designs). House of Harlow Nicole Sunglasses ($125, Ivy Hill). Lilly Pulitzer Sunglass Strap in Chiquita Bonita ($10, Pink Magnolia). Twistband hair ties ($2.50 each, Ivy Hill). Echo Design Beach Clearly Cool Tech Bags ($42 for both a phone and tablet case, Ivy Hill). 100 Things To Do In Saint Louis Before You Die by Amanda E. Doyle ($15, available at bookstores). All For Color Beach Tote ($42 including monogramming, Initial Design).