Fun Color Changing Cups: Add Ice Water, Cold Beverage, Iced Coffee Or Juice, You Will See Amazing Color Changes On These Reusable Plastic Cups with Lids and Straws. Great Reusable Smoothie Cups for Kids Or Adult . Reasonable and Innovative Design : The Snap-On Lid and The Straw with Lock Can Effectively Prevent Liquid from Spilling Or Straw from Dropping Even If The Cup Is Tilted, Allowing You Easy to Sip.Besides, Cupholder Friendly - Designed to Fit Their Side . Safe & Eco-Friendly Material: These Color Changing Straw Tumblers Are Made of High-Quality Food-Grade Pp and Completely Bpa Free That Is Non-toxic and Environmentally Friendly, Safety for Kids and Your Family.These Reusable Plastic Cups Can Be top Rack Dishwasher Safe . Diy Your Bulk Tumblers: Colorful Plastic Drinking Cups with Lids and Straws Allows You Freely Combining Them Depend On What You Like, and You Can Adhere Your Favorite Adhesive Vinyl Works On These Reusable Color Changing Tumblers, Nice Gift for Children'S Operation Ability . Stack and Convenient: Handy Travel Cup Set Conveniently Nestle together for Neat and Easy Storage. Suitable Any Activities, Like Family Reunions, Childrens Birthdays, Camping, Weddings, Bachelorette Parties, Self-Driving tour, Travel Outdoor. Fits Most Vehicle Cup Holders .