Made of soft flexible plastic, precision tip is made of rust proof metal, the bottle has graduations on the side, you could squeeze the bottle to control. Can be reused, easy to use and squeeze, washable, could be filled with glue, paint, or other liquids. These needle squeeze bottle great for Quilling, , handicraft gluing projects, acrylic adhesive, cigar liquid, emulsion, lubricants, oil, perfume, glaze, painting, etc. Use them for any cool art projects or home, could accompany kids to make some crafts and projects. 8 Pcs Precision Tip Applicator Bottle, Needle Tip Squeeze Bottle, Glue Squeeze Bottle,Glue Applicator Bottles, for Paint Quilling Craft and ink, Oil Needle Tip Bottle:50ML Colour:As Shown Material:Plastic Package Contents: 8 * Precision Needle Tip Bottle 10 * luer lock caps 9 * Blunt Needles(3pcs 16ga, 3pcs 20ga (Curved),3pcs 20ga (TT needle)) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.