The silicone bottles are easy to squeeze and operate; come with a metal connector and filling funnels to prevent leaks and facilitate quick filling, ensuring a smooth glazing process Includes 4 squeeze bottles in 2 capacities, 40 replacement needles in 8 sizes (5 of each size), 5 filling funnels, and 1 box of pins (about 80 pcs), supporting a variety of tasks; ideal for both professional potters and hobbyists alike Comes with 8 sizes of needles from 14G to 21G, tailored for precise clay and pottery design and decoration; this pottery tools kit is ideal for detailed slip trailing, glazing, writing, painting, and other decorative purposes Made from quality Rubber, the applicator bottles are soft, , and strong without easy deformation or fading for repeated use; available in 2 different capacities (3 oz and 1 oz), meet different use needs A box of cleaning pins is provided to efficiently clear the replacement needles to keep them reusable; no more clogs, ensuring uninterrupted flow; note: smaller needles should not be used with viscous liquids for a smooth flow, Weight: 0.42328754304 pounds, Manufacturer: Rfeeuubft