These whimsical Color Brick Party Molded Cups with Straw & Lid will help you build the best birthday ever! Fill these party cups with their favorite way to stay refreshed or keep them on your drink table for guests to grab and go. A unique spin on traditional party favors, these plastic cups with lids and straws are a fun way to drink up in style! Shop even more Block Party supplies on our site. Plastic. (8 pcs. per unit) 3" x 2" x 4 3/4" with a 7 1/2" flexible straw. 16 oz.