PARKER LABS 3D ECLIPSE ULTRASOUND TRANSDUCER PROBE COVERS 38-03. A soft, latex-free, disposable probe cover for medical ultrasound probes/transducers, pre-gelled inside with Aquasonic 100 Ultrasound Transmission Gel. Fits most endocavity ultrasound probes. 3.25/1.69"W x 9.5"L (83/43mm x 241mm). 100/BX. Price per box.