UPPER EAST SIDE, Manhattan -- Police are looking for a man accused of grabbing a woman and shoving a bag of feces down her pants while she was walking on the Upper East Side Monday.

The assault happened around 6 p.m. on East 74th Street.

Police say the suspect approached the woman from behind, grabbed her waist and buttocks while shoving a bag of feces down her pants. He then fled the area in an unknown direction.

He is described as a man in his 40s, 6 feet tall, 200 pounds with an afro hairstyle.

Anyone with information in regards to this incident is asked to call the NYPD's Crime Stoppers Hotline at 800-577-TIPS or for Spanish 1-888-57-PISTA (74782)

The public can also submit their tips by logging onto the Crime Stoppers Website at WWW.NYPDCRIMESTOPPERS.COM or texting their tips to 274637(CRIMES) then enter TIP577.