YETI Custom 20 oz Travel Mugs with Stronghold Lid, Navy color_New Era_NEB202 100% polyester fleece lining color_Carhartt_CT106972 100% polyester fleece lining 88 12 poly spandex with durable water repellent (DWR) finish Grid microfleece lining for warmth 5000MM fabric waterproof rating 5000G M2 fabric breathability rating Heat transfer OGIO back neck label Molded center front zipper Drop shoulder Black reflective taping along shoulders and sleeves and down center back Zippered side pockets with a hidden mesh pocket for valuables or phone Black reflective O heat transfer on front left hem Drop tail hem twist on upgrade that’s backed with dual slider magnet technology This lid easily rotates to fasten for both right and left handed users