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Klein Tools 22018 Bump Cap Insert with Foam Top Pad
The Klein Tools 22018 Bump Cap Insert provides low-profile head bump protection for compatible Klein Tools caps. Tested to ANSI/ISEA 100-2024 Level 2 impact and penetration requirements, this protective insert features a vented HDPE shell, EVA foam lining, and cushioned K329 foam top pad. The cut-to-size design accommodates multiple head sizes, while ventilation holes promote airflow during extended work in confined spaces.
Best Used For
Electrical maintenance, HVAC service, plumbing, mechanical rooms, facility maintenance, crawlspaces, and other confined work areas where bump cap protection is appropriate and industrial hard hats are not required.
Key Features and Benefits
- Provides ANSI/ISEA 100-2024 Level 2 impact and penetration protection when used as intended.
- Low-profile insert fits inside compatible Klein Tools caps.
- Vented HDPE protective shell encourages airflow and reduces heat buildup.
- EVA foam lining provides cushioning around the head.
- Included K329 foam top pad adds comfort and coverage.
- Cut-to-size construction allows adjustment for smaller head sizes.
- Uncut insert fits L/XL head sizes 7-1/4 to 8 (58 to 64 cm).
- Trimmed insert fits S/M head sizes 6-1/2 to 7-1/2 (52 to 60 cm).
- Compatible with Klein Tools Adjustable Cap 22014 and Adjustable Bump Cap 22017.
- Replaceable top pad is available separately as Klein Tools 22013.
- Gray shell and padding integrate into compatible headwear without adding excessive bulk.
What's Included
- (1) Klein Tools 22018 Vented Bump Cap Insert with EVA Foam Lining
- (1) K329 Foam Top Pad, installed with the insert
Compatibility: Designed for Klein Tools Adjustable Cap 22014 and Adjustable Bump Cap 22017. Outer cap is not included.
Safety Information: This insert is not an industrial hard hat and must not be used as a substitute for head protection required under ANSI/ISEA Z89.1. Use only with compatible headwear in applications where bump caps are appropriate. Follow manufacturer instructions when trimming the insert.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Klein Tools |
| Model / MPN | 22018 |
| Product Type | Protective Bump Cap Insert with Foam Top Pad |
| Application | Low-Profile Bump Cap Head Protection |
| Safety Standard | ANSI/ISEA 100-2024 Level 2 |
| Protection Type | Impact and Penetration |
| Shell Material | High-Density Polyethylene (HDPE) |
| Foam Lining | EVA Foam |
| Top Pad Material | K329 Foam |
| Color | Gray |
| Ventilation | Vented Shell |
| Adjustable Size | Cut-to-Size |
| Uncut Size | L/XL, 7-1/4 to 8 (58–64 cm) |
| Trimmed Size | S/M, 6-1/2 to 7-1/2 (52–60 cm) |
| Overall Length | 7.8 in (19.8 cm) |
| Overall Width | 6.9 in (17.5 cm) |
| Overall Height | 4.4 in (11.2 cm) |
| Manufacturer-Listed Weight | 4.16 oz (118 g) |
| Compatible Adjustable Cap | Klein Tools 22014 |
| Compatible Adjustable Bump Cap | Klein Tools 22017 |
| Replacement Top Pad | Klein Tools 22013 |
| Outer Cap Included | No |
| Country of Origin | Indonesia |
| UPC | 092644220180 |