We scoured hundreds of Fourth of July sales to find the deals actually worth buying on summer essentials

The brief

This year’s Fourth of July weekend brings an unfortunate heatwave. Perhaps one silver lining? It’s nice weather for staying inside and doing the online shopping you’ve been meaning to. Brands and retailers are currently slashing their prices on everything from household essentials to tech gadgets, and we’ve hand-picked the best of the best that we’ve tested ourselves. As research-obsessed consumer journalists, we’re not just looking for steep price drops. We track price history and look for uncommon discounts on products we’ve used ourselves, from brands we trust such as Brooklinen, Caraway and Fitbit. Here are our 27 favorites. *** Now $219.30, originally $258 at Cozy Earth (with code GUARDIAN15) Cozy…