Check the listing for details. 2 Pack Blender Mini-Blend Jar Replacement Part # 4937 for Oster Blenders. Color: Clear, Condition: New. Listed at 11.99 USD. Our eBay Store Add to Favorite Sellers Contact Us 2 Pack Blender Mini-Blend Jar Replacement Part # 4937 Compatible with Oster Blenders This 1-Cup Mini-Blend Jar's compact, shallow design is convenient for chopping, grinding and pureeing foods like spices, coffee beans and baby food. One cup BPA-free container with lid. Good for blending baby food, grinding coffee beans or spices. Convenient lid to store blended ingredients. Fits most Oster blenders Package contains: 2 (two) Mini-Blend Jars for Oster Blenders Disclaimer: Not an OEM product. This is not a Oster original product. This is a generic replacement part compatible with Oster. Any use of the Oster brand name, model or part designation for this product is made solely for purposes of demonstrating compatibility.