2-1/2" wide Sideline Markers are constructed of heavy-duty 18-oz. vinyl and fasten easily to the net with Velcro® attachments • Each sideline marker includes a full-length pocket to insert antenna and is sold in pairs only • Antennas are 72" long x 3/8" O.D. solid fiberglass rods with alternating 4" bands of red and white striping on top half • Bottoms of antennas feature rounded edges to prevent snagging or tearing of sideline marker • Antennas are sold in pairs only and can be used separately or with sideline markers.