New Micro-Tube patented technology releases a fresh burst of fragrance with use; Avoids offensive splashing inside and around the urinal; Both the facility and the patron remain clean and dry; Unique draining system in every micro-tube, leaves the screen residue free; Material formula contains enzymes to prevent unpleasant odors; Stays fresh for up to 30 days with continuous odor control; Screen prevents the passage of debris into drains, helping to prevent costly plumbing repairs; VOC compliant in all 50 states; Flexible EVA material with raised feet on bottom, for use in both dry and standing water urinals.