Plan unforgettable adult milestone birthdays with our 236-piece disposable drinkware kit designed for 50 guests. These plastic party supplies feature multicolor decorations perfect for 21st, 30th, 40th, and 50th birthday themes. Each bulk assortment includes coordinated cups, straws, and napkins that simplify party planning for large groups while maintaining a festive atmosphere. Our exclusive kits help you celebrate decade birthdays in style without compromising on quality or quantity. Oriental Trading's disposable drinkware solutions ensure easy cleanup while delivering vibrant, photo-ready table settings. Combine with our milestone birthday banners and centerpieces to create a complete celebration package that impresses guests and honors the guest of honor.