Blend Double Wall Conical Cup Gift Boxed Set of 2 in Clear Double Walled Glass 350ml 2 Pack Coffee Cup Set BIG W Amazon.com Top spring Double Wall Glass Coffee Mugs, 8.5oz Clear Maxwell & Williams Blend 400 ml Double Wall Conical Cup 2 Pack Maxwell & Williams Blend 200ml Double Wall Cups Temple & Webster. Add some fresh style to your morning with these 400ml conical cups from the Blend collection. Made from double wall borosilicate glass, these stylish cups keep your drink at the perfect temperature while ensuring the glass stays comfortable to hold and free of condensation.