303Z Adjustable Zipper Vest

Product Details

The 303Z is the ideal choice for use in all types of vehicles. The vest’s rear zipper closure can help prevent passengers from accidentally or deliberately removing their vest during transport. This vest contains 3 zipper options, and adjustability through the shoulders, allowing the product to grow with the passenger. The 303Z is a great option for anyone looking for a safe, secure way to transport a wide variety of children.


  • Meets FMVSS213
  • Must be used with EZ-ON Compatible mounts; 100TM, 100SMU, 100FM, 100WC
  • For passengers over 31lbs, see vehicle mount product details for more information
  • Vests sizes XS-M come with crotch straps meeting NHTSA guidelines. Crotch straps on size Large and customs need to be requested
  • When heavy clothing, like winter jackets, are worn, the vest must be worn underneath
  • Available accessories; neck pads, wrists straps and upper arms straps
  • Recommended replacement 6 years after date of manufacturing

Contact a dealer to make your purchase

  • 100SMU – Seat Mount (School Bus Transportation)
  • 100WC – Wheel Chair Mount
  • 100FM – Floor Mount (School Bus or Family Vehicle Transportation)
  • 100TM – Tether Mount (Family Vehicle Transportation)

Washing Instructions

Cold water only. Hand or Machine wash on delicate cycle. Use a mild detergent such as woolite. Do not Machine Dry. IMPORTANT: DO NOT USE BLEACH OR DRY-CLEANING PRODUCTS.



EZ-ON Products Stands behind the products we make. Warranty covers any defects in material or workmanships under normal use during the warranty period. We will repair or replace product defects for 1 year from manufacturer date.



Death or serious injury can occur if manufacturer’s instructions are not followed correctly. All EZ-ON Products are dynamically tested to meet NHTSA standards. Please follow washing instructions on product tag. Replace product if it is damaged, frayed or has been in a crash. Recommended replacement after six years. EZ-ON Products are not liable for injury if these recommendations are not followed.

  • 100NP – Neck Pad
  • 100WR – Wrist straps
  • 100UA – Upper arm straps
  • 100AR – Ankle straps
  • 100ZL – Zipper Lock

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