Corkcicle Cold Cup 24oz in Black. Corkcicle Cold Cup 24oz in Black. Stainless steel and silicone. Made in China. Dishwasher safe. 8 hours cold, 5 hours hot. Flat sides and handle for easy grip. Silicone straw tab allows for flexible drinking angles. BPA Free. 24 oz. CKRC-WH13. 2224MB. Corkcicle designs cool products that insulate your favorite things and elevate your every day - things made to go with you wherever you go and look good doing it. Whether you're commuting, caravanning, cycling, catching a plane or catching some rays,Corkcicle wants to be there to keep you cool every step of the way. Corkcicle stands for sustainability. Their products are made to be used over and over, helping to keep plastic bottles out of landfills and our oceans. They have pledged to eliminate single use plastic from all of their packaging by the end of 2020 and they're on track to make that goal a reality.