Personalized Summer Vacation Mode Jacksonville Beach Florida Toddler Long Sleeve T-Shirt. Get your souvenir before your trip and spend more time at the beach with these, Summer Vacation Mode Jacksonville Beach, Florida Toddler Long Sleeve Tee - White. Makes the perfect summer vacation gift for your son or daughter's trip to Jacksonville Beach! A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.