The Flashbomb 3mm Hidden Split Toe Booties were made to withstand the coldest water winters, keeping you warmer in the water longer. These booties were constructed with our signature Flash Lining technology for warmth, flexibility and fast dry times. Finished with the SOS Entry System, Super Thin Sole with textured grip, new E5 Tape and a stitchless compression strap - all with a durable rubberized outsole structure.