PYREX Buchner Funnel. Two types Available. 30ml Coarse Filter or 15 ML Medium Filter. You choose which one you want. ($14.99-$9.99). Discount of 30% kicks in at 4 or more. Add to cart if you need both. Message me if any problem. Postage for the first is $3.99 and each additional $1.99. Please check my other items often. Thanks. wp4dmv 73.