SV175HD by Dixon V-alve is a Heavy Duty, High Capacity Safety Pop-Off Valve with a 1/2 Male NPT and a 175 PSI Peset Pessue. 346 SCFM. Made of Bass. Fo use on compessos and in compessed ai sevice Absorb significantly more moisture than cotton Provide excellent UV protection Soft on the skin and to the touch Highly breathable BAMBOO is a truly amazing resource and a sustainable POWERHOUSE. The two outer layers of SAAKA are made from a high tech poly/spandex microfiber with built in moisture management properties that create incredible wicking action. Compared to Cotton which: Retains moisture Kate Lord Lite Brim Visor -No Headache Coil The Ladies Pro Shop Visor Hat SUMARPO - Lightweight RUN VISOR - Streamline Sports Running Hats For Women The SAAKA Super Absorbent Visor is comprised of three layers of fabric creating our Dynamic Moisture Management System Our Dynamic Moisture Management System that continuously and efficiently pulls moisture from the skin surface through and to the outer layer for quick evaporation. Our middle layer of SAAKA is highly absorbent, odor combatting, viscose from BAMBOO fabric that absorbs 30% more moisture than cotton.​ ✅ UTILIZING BAMBOO TECHNOLOGY: All SAAKA visors are made of Bamboo viscose fabric and a high tech, poly/spandex microfiber. El SAAKA Lightweight Visor for Men es un producto de alta calidad que funciona bien para deportes como correr, golf y tenis. Está hecho de tela a base de bambú... Gets heavier as it holds sweat Likely to shrink & wrinkle Effectively resists trapping and retaining odors