The bowl is made of lead-free glass, which is safe and non-toxic to use. The small bowl measures 5.12''x 5.12'' x 2.48''(13oz). The bowl is also available in medium (5.91'' x 5.91'' x 2.76'', 25oz)and large(8.07'' x 8.07'' x 3.15'', 56oz)sizes, which will hold most of the food you need. The heat resistant glass design of the bowls means they can be used to prep food and kept in the fridge with salads to be served later. Or why not use the dishes to serve roast spuds and vegetables at Christmas. Offer up salad, ice cream, jelly, popcorn, biscuits and dessert or small nibbles such as nuts or crisps. Bowl support customization, logo process for heat temperate deal. The prices for 700pcs or over are based on ocean shipments.