1. Durable material: the sample tube is made of high quality plastic with uniform wall thickness, transparent and resistant to breaking. reusable, long lasting and stable for laboratory use. 2. Reliable sealing: each tube includes a sealed screw cap that prevents odours from escaping and minimizes leakage. suitable for pre filled sample preparation for pathology, histology and cytology reagents. 3. Clear visibility and labeling: the tube is smooth and highly transparent, with a label sticker to distinguish samples. the translucent appearance makes it easy to observe contents and identify samples. suitable for collecting and transporting stool samples and safe storage during transport. 4. Pet waste sampling: ideal for pet owners who need to collect stool samples from cats or dogs for pathological examination. use scenarios: - in clinical laboratories, use for pre filled reagent workflows and secure transport of specimens. - in veterinary clinics or field settings, use to collect and transport fecal samples for diagnostic tests. - at home, use to collect pet stool samples for sending to a lab while keeping contents secure and identifiable.