On sizes 100-2000mL there is a full capacity line. These bottles include a linerless blue polypropylene cap and blue polypropylene pouring ring. Specifications: Type 1 Class A Borosilicate Glass; Sizes: 50ml, 100ml, 250ml, 500ml, 1L, 2L, 5L, 10L; Includes Polypropylene Screw Cap And Pouring Ring