Solo 3 oz Treated Paper Water Cups - Offer a quick sip or sample in these treated paper refill cups.The treated paper protects against leaky seams and soak-through.They're perfect for offering sanitary samples at the deli counter or for stocking the water cooler.Great for use as bathroom cups, too.Bare by Solo is an excellent option for foodservice, hospitality, and healthcare industries.Not suitable for backyard composting.