I've had a lot of success with the Hario cold brew pitcher. It makes great tasting cold brew and is a cinch to use and clean.
MIZUDASHI (Cold Brew) Coffee Pot 14 / Red - HARIO Co., Ltd.
[COFFEE/COLD BREW/MIZUDASHI (Cold Brew) Coffee Pot 14 / Red/Red/MADE IN JAPAN] HARIO is a Japanese heat-resistant glassware company which was founded in 1921.
www.hario.jp