They are made of non-toxic and smooth material. They are non-pyrogenic, do not break in use, carry a screw and are sterile. Each size has a different color.

Available in all sizes in individual packaging. → SMALL- Packing: 100 pcs / box, Code: 11-0002 → MEDIUM - Packaging: 100 pcs / box, Code: 11-0003 → LARGE - Packing: 100 pcs / box, Code: 11-0004