DedCool is entering sleep mode. The clean fragrance brand — best known for its hero Milk franchise — is teaming with up with Brooklinen to take a limited-edition scent to bed. Named Sleep Mode, the pillow and pajamas spray, $18, is a tranquil blend of lavender, musk and amber, with top notes of coconut and marshmallow and hints of vanilla and cedarwood. Available starting Tuesday, the product will be sold on its own and in a duo set with a special-edition, striped Super Plush Robe, $159. Sleep Mode Pillow Spray, $18. This is a first-of-its-kind collaboration for DedCool. You May Also Like “I’ve been a huge fan of Brooklinen, and always believed scent should be something you live in, not something that sits on a shelf. It’s about expanding fragrance beyond the traditional glass bottle into something more functional and expressive,” Carina Chaz, founder and chief executive officer of DedCool, told WWD in an exclusive statement. The Super Plush Robe, $159.…