The Salomon Launch Boa Jr with medium flex is the perfect choice for beginners and advanced junior shredders. Thanks to the relaxed riding feel and the easy to use Boa lacing, you get a great package at an absolutely fair price. Outer Boot Low profile Flight outsole with EVA for dampening and comfort and rubber for grip. Liner Silver liners have a soft padded-out flex panel around the back of the calf muscle to increase comfort and stretchiness. Featuring multidensity foam all over, they are high in comfort. Lacing System BOA closure system allows quick and easy boot tightening and a secure foot hold.