These 30mL vials are manufactured using break-resistant, clarified polypropylene, to ensure the consistency and reliability of the productThe universal collector is sterile and can be used for multiple purposes including fecal, urine, and sputum collection. The vial has a label and easy-to-read graduations, which assist in the collection of the proper sample size.The pinworm collector features a clear polystyrene paddle insert cap, lightly adhesive on one side allowing easy collection of ova. The vial has a label and easy-to-read graduations.The fecal collector features a combination spoon and fork device to allow easy collection of any form of fecal matter. The vial has a label and easy-to-read graduations.The slide holder is ideal for transporting up to four standard size slides with or without fixative. Slides do not touch and remain protected from breakage within each groove. This unlabeled product is suitable for use as a mailer.Each 30mL vial is leakproof and travels well during harsh transport or within a pneumatic tube system. Vials feature a skirted conical bottom and an O-ring cap (except slide holder vial).