For precise needle placement during ultrasound-guided procedures. Easily snaps onto the Protek vascular brackets or Bard SiteRite probe. Fits needle gauges 18 through 21. Clear pad helps to visualize needle entry. Patented needle release allows the needle to be easily removed for tilt out procedures. Available in 6 color-coded depths. PullUp probe cover kit contains 5 x 48 polyethylene probe cover, sterile gel, 2 bands. Sterile, intended for single-use.