Police are searching for a suspect in the sexual assault of a girl in Flushing, Queens Monday.

The 11-year-old girl was walking in the area of 76th Avenue and 106th Street at about 1:25 p.m. when the suspect approached her and grabbed her buttocks, then fled, police said.

The suspect is described as about 21 to 25 years old, 5 feet 9 and 135 pounds, with a spiked hairstyle.

Anyone with information is asked to contact Crime Stoppers at 800-577-TIPS or at nypdcrimestoppers.com.

Get the latest from NBC 4 New York anytime, anywhere. Follow us on Twitter, Facebook and Google+. Sign up for email newsletters here. Get breaking news delivered right to your phone -- just text NYBREAKING to 639710. For more info, text HELP. To end, text STOP. Message and data rates may apply.