NuVue 2691 Flexible Fiberglass Marker, 58" x 3/8"Yellow heavy duty 3 8" flexible fiberglass shaft that resists breakage even in extreme conditions. Dual mount system uses heavy duty foot spike for mounting in to hard surfaces or can be screwed nailed on to any vertical surface(i. e.: dock,raised drive or post). Clear reflector top is super bright at night when light is reflected off of it. Size: 58" Clear 3 1 4" top with 3 8" diameter rod Yellow heavy duty 3 8" flexible fiberglass shaft that resists