<ul><li>Fits all Oster Blender Models Using a 5-Cup Jar and Square Top</li><li>Fits all Oster Kitchen Center models</li><li>Made of Glass</li><li>The INTERIOR of the Jar Top Measuers 4" x 4"</li><li>Quality Part by Univen</li></ul><br><br>Univen 5 cup, square glass blender jar compatible with Oster and Osterizer blenders. Compatible with Oster blenders, Osterizers and Oster Kitchen Centers models that use a 5 cup jar with a square top. Use with Univen OS-060 lid and Univen OS-055 bottom cap or the original Oster lid and cap. Jar is 8.25" (21cm) tall. The inside diameter of the top of the jar measures 4" x 4" (10.16cm x 10.16cm). Quality part by Univen.

Univen 5 Cup Glass Square Top Blender Jar fits Oster & Osterizer Blenders