Galvin Green Samson Baseball Cap The Samson Baseball Cap is another excellent addition to our huge range of Glavin Green clothing & accessories. The fabrics in the VENTIL8™ PLUS garments are engineered to give an extremely high level of breathability and excellent moisture-wicking properties. The yarn is made from polyester, since polyester does not absorb moisture, but pushes it to the surface of the fabric where it is spread out (wicking effect) and evaporates. FEATURES AT A GLANCE Golf cap. Circumference for adjustable width: 54-62 cm (21,3-24,4 inches). Extremely breathable Quickdry 100% polyester., Adjustable width