TSB Supply Box is a Hillsborough, New Jersey, retailer offering party supplies, school essentials, toys, and gift items. Its party range supports celebrations throughout the year, including birthdays, baby showers, gender reveals, graduations, weddings, anniversaries, and seasonal events. Customers can choose from balloon bouquets, foil and number balloons, ribbons, weights, candles, decorations, tableware, serveware, party favors, and piñatas. The shop also carries themed birthday products featuring popular characters and entertainment franchises.

For school and creative needs, TSB Supply Box stocks backpacks, books, art and craft materials, paper goods, folders, binders, writing supplies, markers, rulers, erasers, glue, and other classroom and utility items. Greeting cards, gift bags, boxes, tissue, and wrapping supplies round out its selection.

The store promotes products for children and families, with an emphasis on combining learning and fun. Customers can shop in store, arrange pickup, or use local delivery: orders may be ready within one hour, and free delivery is available within one mile on purchases of $150 or more.