Save up to 70% on Sims Snowboard Boots at Proboardshop.com Outlet Store. Sims Snowboard Boots have been an industry leader since the 1960's when Mr. Sims started making wizard slashes on the snow. Sims delivers high performance, durability, superior comfort and classic style that you can depend on from the first run to the last ride down. We know you want to get your gear fast so we'll ship your new Sims boots out within 24 hours Monday- Friday.