I love that these are both Bluetooth and powered with an auxiliary cord. Sturdy base. The only reason I had to buy new ones was because their feet grew, otherwise we would still be wearing them. Después de unos minutos de traerlas puestas se me marcan y molestan mi empeine. The trailer is my choice on very cold or rainy days, because I can tuck in my daughter with a blanket and know shell be protected from the elements. Makes me think Im blind and cant read braille. o top of my foot, but most people could probably get away without the stockings. I purchased this product because I live in Fairfield California and the water is upward of 225 TDS. The soles are thin but he likes wearing them. Great deal for a really good quality Carhartt.