Description Made in the USA! Monteray 16 oz Two-Tone Tumbler features double-wall polypropylene construction for insulation of hot or cold beverage and a sip-through, thumb-slide lid for convenient opening and closing. Tapered bottom fits most cup holders. Microwave and top-rack dishwasher safe. BPA Free and FDA certified. Must be ordered in exact case quantities. All lids assembled on drinkware.