Treasure Seekers Flip Flops small approx up to size 4 (New) ?

Featured on The Gadget Show, these novelty flip-flops offer hours of fun, whether walking on the beach, in fields or even in town. The Treasure Seekers® Flip-flops are fitted with a discreet metal detector that attaches to your calf to search as you walk. Looking just like a pair of very stylish sandals, the clever footwear will alert you with a buzz when you step over something exciting and one of the 3 LED lights with light up: green for no, yellow for maybe and red for get digging. Requires a 9V battery