Celebrate the Hardrock 100's Silver Edition The Hardrock 100 is celebrating its 25th edition in 2018 and to celebrate we've designed this custom t-shirt with two-sided screen printing. On the front is a "Kiss The Rock" badge and on back the elevation profile of the route's iconic high points. Show your Hardrock pride in this limited edition shirt. Materials 60% cotton 40% polyester, Indigo color | Ultimate Direction Hardrock 100 T-Shirt in Blue Size XS