As professional online shoppers, Refinery29 affiliate writers have a spidey sense for uncovering the best virtual sale sections and limited-time offers. Whether it’s Lululemon’s ol’ reliable We Made Too Much sale or a flash deal on best-selling skin-care brands, where there’s a clearance rack, there’s an R29 shopping editor ready to size up its price-slashed goods. Today, we bring you the best sales happening this weekend — gird your loins, err, wallets.