Windstopper X-Lite Plus fabric for lightweight total wind protection with a water repellent finish Removing the sleeves leaves you with a short sleeved gabba 2 Nano Flex fabric inserts under the arms Dropped storm tail to protect from spray can fold inside Silicone gripper waistband Full length YKK Vislon zipper behind wind flap 3 large open pockets with drain mesh bottoms Pockets & Tail trimmed with reflective material for low light visibility