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Grey polypropylene bump cap insert with ventilation holes

Ergodyne

Ergodyne 8945 Universal Bump Cap Insert personal protective equipment

SKU CH-1V7A-4RKDR

Lightweight polypropylene insert with venting and hook-and-loop adjustment converts most baseball caps into bump protection

  • Lightweight polypropylene shell reduces neck strain
  • Universal one-size design fits most baseball caps
  • Hook-and-loop suspension allows quick fit adjustment
  • Vented construction improves airflow during long shifts
  • Gray colour with no graphics suits professional sites

Ergodyne 8945 Bump Cap Insert

The Ergodyne 8945 is a universal bump cap insert designed to fit inside most standard baseball caps. It provides lightweight head protection for workers who need basic impact resistance without wearing a traditional hard hat. The one-size-fits-most design uses a hook-and-loop suspension system for adjustment. Grey polypropylene construction keeps the insert light and vented for airflow.

Protection limits of a bump cap insert

This insert is rated only for bump protection against stationary objects and low-force impacts. It does not meet industrial hard hat standards for falling objects, penetration or electrical hazards. The polypropylene shell absorbs minor knocks but cannot replace certified head protection on sites where ANSI or CSA hard hats are required. Venting holes improve comfort but reduce coverage against overhead debris.

Installation and common fit issues

The insert slides into the crown of a baseball cap and secures with hook-and-loop straps that attach to the cap lining. Most users find it installs in seconds without tools. Common issues include the insert shifting if the cap is too loose or too deep, and the suspension straps detaching during repeated removal. A snug-fitting cap with a structured front panel gives the most stable fit.

How it compares

Measured against everything we stock in Face Masks, Respirators & PPE, at today’s prices. Recalculated every night.

Price $5.99
Cheaper than about 93% of the 5,612 comparable items (median $24.99).

Specifications

Product
Brand nameErgodyne

Questions about this item

Which bump cap insert model should I select for my team?

The Ergodyne 8945 is a single universal model in grey polypropylene that fits most head sizes with hook-and-loop adjustment, so one SKU covers the whole crew.

How does the vented design perform during a full shift?

Built-in venting allows airflow through the polypropylene shell while the lightweight insert sits inside your existing baseball cap, reducing heat build-up over long hours.

What mounting options exist for accessories on this insert?

The 8945 includes no accessory mounting points; it is designed purely as a lightweight, vented bump cap liner that secures via hook-and-loop straps.

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