BlendTecBlend better with the Blendtec FourSide Jar. This durable, lightweight blender jar is crafted from BPA-free plastic and features an easy wide-mouth, an nearly 2-quart capacity and powerful stainless steel blades. A lid-insert makes adding ingredients easy, while on-the-jar lines make measuring a cinch. Ergonomically designed and easy to clean.50261712851992000765