As of September 2015, Amazon.com, Posh Party Supplies, Party at Lewis and Oriental Trading sell plastic tea cups for parties online. Amazon.com offers clear tea cups with delicate curved handles, embossed design and small pedestals.
Posh Party presents several styles of cups, including ones with a square modern design, a delicate flared side or a gold-tone rim. Party at Lewis has similar styles. In addition, the retailer carries plastic cups in silver or gold.
Oriental Trading supplies bright pink and purple novelty tea party cups that are appropriate for children's parties. Each cup features a twist-top lid and flexible straw with cap. The cups average 4.7 stars on the site's five-star rating scale.