Highly-rated, useful stuff from Amazon’s Friday Sale: Russell Athletic Men’s Scrimmage Dazzle Short, $6.90; Columbia Sportswear Ord Cyberpack , $31; Dickies Men’s Short Sleeve Work Shirt , $15.90; Zelco 43084 LED Battery Operated Radio Lantern , $20; AeroBed All-Terrain Raised Full Air Mattress , $90; Mark of Fitness MF-90 Wrist Blood Pressure/Body Fat Monitor , $33.79; Conair HGL1 Combination Hot Gel/Lather Machine, Black , $17; Silpat 11-5/8-by-16-1/2-Inch Nonstick Silicone Baking Mat , $15 (If anything is ever baked in your home, get one of these. You’ll thank me.); KitchenAid KHB100OB Hand Blender, Onyx Black, $30 (Again, if you don’t have one, get one. You can do everything with this blender.); Clear2O Water Filter System 72-Ounce Regular Pitcher , $16; Prospector Moonshadow 8- by 8-Foot Dome Tent , only $30!; Coleman Water Fort , $60; Racor Pro HeavyLift 4-by-4-Foot Cable-Lifted Storage Rack , $125.