Skirted, self-standing tubes with a conical bottom Graduated at 1.0mL intervals and feature a large frosted writing area Caps fit tubes securely for a leakproof seal Sterile tubes come with caps attached

Skirted, self-standing tubes with a conical bottom Graduated at 1.0mL intervals and feature a large frosted writing area Caps fit tubes securely for a leakproof seal Sterile tubes come with caps attached