There’s hardly anything more refreshing than a cold drink on a hot day at the beach. But how do you keep out those gritty grains when you set down your cup, and keep it from tipping over?

Would you like sand with that drink, beach boy or girl? Probably not. You can keep the grains out of your cup with the Spiker Sand Drink Holder. The bottom half of this 8-inch-tall by 4-inch-diameter ...