Kellogg’s is recalling boxes of its “Special K Red Berries” cereal, saying some boxes might contain glass fragments.

The company says it issued the voluntary recall.

The recall affects three sizes of the cereal, including:

11.2 ounce boxes -with use by date of Dec. 2, 2013, followed by NKC105 and time stamp of 00:13-2:30

22.4 ounce boxes -with use by date of Nov. 30, 2013, followed by KNA 105 and time stamp of 07:00-08:51 also, those with use by date of Nov. 30, 2013, followed by KNB 105 and time stamp of 15:00-17:05

37 ounce boxes -with use by date of Nov. 30, 2013, followed by NKB 107 and time stamp of 17:31-20:05.

According to the company, packages of any size other than 11.2, 22.4 or 37 ounces, are not impacted by this recall.