Availability: Usually ships the same business day 17" x 18" Hubco Duck Sample Bags - Qty 25 SB1725D-25$124.00 Availability: Usually ships the next business day 17" x 28" Hubco Duck Sample Bags - Qty 100 SB1728-100$445.00 For information on our full line of geology, geophysical and GPS mapping products, please visit our ASC Scientific main Website at www.ascscientific.com