An apparatus, system, and method for storing liquid from a tissue site are presented. The apparatus includes a delivery tube that may have at least one lumen. The delivery tube may be operable to transmit reduced pressure to the tissue site and to receive liquid from the tissue site. The apparatus may also include an absorbent material disposed in the at least one lumen. The absorbent material may be operable to absorb the liquid from the tissue site. The delivery tube may be formed with a number of recesses.