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Enhanced impact protection – ribbed top improves top-of-head protection by up to 35%. Durable polyethylene – impact-resistant insert will not break or crack. Maximum breathability – all-over venting enhances airflow to keep wearers cool.





Pe material and breathability: using pe serviceable material, controlled layer by layer, and good breathability, injection molding, every step is through strict quality inspection, comfortable to apply.5

Wide application - suitable for automobile assembly, mechanical processing, workshop processing, maintenance, urban rail transit, industrial manufacturing, outdoor sports and other industries. Breathable design - the top double-layer fence and side air holes design provides continuous airflow and fully guarantees breathability.


4 pack bump cap insert - 4 pack bump cap inserts, The circumference of the helmet is approximately 22. 83 to 24.

1. Ergodyne
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Ergodyne Skullerz 8945Fx Universal Bump Cap Insert with Extra Venting, Charcoal, Fits Into Any Baseball Hat
#adErgodyne #ad - Next generation bump cap – improves upon design of best-selling Skullerz 8945 Insert for enhanced breathability and up to 35% more crown impact protection.Enhanced impact protection – ribbed top improves top-of-head protection by up to 35%. Durable polyethylene – impact-resistant insert will not break or crack. Maximum breathability – all-over venting enhances airflow to keep wearers cool.
More information #ad
Fits any hat – patented “trim-to-fit” design easily adjusts insert height to fit different cap designs. Lightweight head protection – guards against bumps, scrapes, bruises and other minor head injuries. Flexible – horizontal and vertical two-way flex design for protection that is not stiff or bulky.Brand | Ergodyne #ad |
Manufacturer | Ergodyne #ad |
Weight | 0.2 Pounds |
Part Number | 23481 |
Model | 8945F(x) |
Warranty | We stand behind everything we make and guarantee our products to be free of defects in materials and workmanship to the original purchaser for the lifetime of the product. That said, damage, abuse, and/or normal wear are not covered. |
More information #ad
2. Ergodyne
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Ergodyne Skullerz 8945 Universal Bump Cap, Gray
#adErgodyne #ad - Breathable strategically placed vents allow for continuous airflow and breathability. Head protection closed cell foam padding reduces impact and will not absorb odors. Durable lightweight polypropylene construction will not break or crack.More information #ad
Flexible horizontal and vertical two-way flex design adds protection from worker-generated impact to any cap. Fit to any hat innovative “trim-to-fit” feature adjusts height to fit different cap designs by simply using a pair of scissors.Brand | Ergodyne #ad |
Manufacturer | Ergodyne #ad |
Height | 8.5 Inches |
Length | 5 Inches |
Weight | 0.1 Pounds |
Width | 7 Inches |
Part Number | 23380 |
Model | 8945 |
Warranty | We stand behind everything we make and guarantee our products to be free of defects in materials and workmanship to the original purchaser for the lifetime of the product. That said, damage, abuse, and/or normal wear are not covered. |
More information #ad
3. LINERZ WWW.LINERZINSERTS.COM
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Bump Cap Hat Insert Ultra Thin Trim to Fit Linerz LINERZ18
#adLINERZ WWW.LINERZINSERTS.COM #ad - Wbenc wosb wbe certified Woman Owned Business! Non absorbant stays light on your head. Our thinnest lightest insert the linerz ultra thin universal Bump Cap Insert is great for more snug fitting hats where minimal protection is needed.More information #ad
Ventilated stays cool on your head. Trim to fit. Fits any hat or head size.Brand | LINERZ WWW.LINERZINSERTS.COM #ad |
Manufacturer | LINERZ INSERTS #ad |
Height | 0.12 Inches |
Length | 11 Inches |
Weight | 0.06 Pounds |
Width | 11 Inches |
Part Number | LINERZ18 |
Model | LINERZ18 |
Warranty | 30 Day Money Back Guarantee |
More information #ad
4. Ergodyne
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Protective Hat Liner Inserts, Ergodyne Skullerz 8944 Universal Bump Cap Soft Foam Insert
#adErgodyne #ad - Breathable - vented for optimal airflow; closed cell foam won’t absorb moisture or odors. Patent pending. Fits any hat - patented “trim-to-fit" design easily adjusts insert height to fit different cap designs. Flat to form - interlocking panels easily and securely connect to maintain cap shape.More information #ad
Weight - 12g // 04oz. Ultra lightweight & comfortable head protection - Soft but durable foam guards against bumps, scrapes, bruises and other minor head injuries. Flexible comfort - low-profile foam naturally forms to wearer’s head for protection that is not stiff or bulky.Brand | Ergodyne #ad |
Manufacturer | Ergodyne #ad |
Weight | 0.03 Pounds |
Part Number | 23410 |
Model | 8944 |
Warranty | We stand behind everything we make and guarantee our products to be free of defects in materials and workmanship to the original purchaser for the lifetime of the product. That said, damage, abuse, and/or normal wear are not covered. |
More information #ad
5. Bullard
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Bullard FBINSHELL Inner Shell for First Base Bump Cap Head Protection
#adBullard #ad - Item package Weight: 025 lb. Model number: fBINSHELL. Country of Origin: United States. Item package dimension: 12. 0" l x 100" w x 2. 0" h.More information #ad
Brand | Bullard #ad |
Manufacturer | Bullard #ad |
Height | 0.6 Inches |
Length | 7 Inches |
Width | 6 Inches |
Part Number | FBINSHELL |
Model | FBINSHELL |
More information #ad
6. Zhanmai
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Universal Bump Cap Insert Baseball Bump Cap Insert Lightweight Bump Cap Insert Safety Bump Cap PE Lined Bumper Hat Insert for Comfortable Head Protection White, 4 Pieces
#adZhanmai #ad - Lightweight head protection: effective protection against bumps, scrapes, bruises and other head injuries. Wide application: suitable for automobile assembly, mechanical processing, workshop processing, maintenance, urban rail transit, industrial manufacturing, outdoor sports and other industries.Pe material and breathability: using pe serviceable material, controlled layer by layer, and good breathability, injection molding, every step is through strict quality inspection, comfortable to apply.5
More information #ad
58 to 62 cm/ 22. 83 to 24. 41 inches, and the quantity is sufficient to meet your diverse needs. Selling point: you will get 4 white bumper helmet inserts at one time, the size of the helmet is approx. Reinforced ribs inside: our white bump helmets have reinforcement ribs inside, which are stronger and provide better protection.Brand | Zhanmai #ad |
Manufacturer | Zhanmai #ad |
More information #ad
7. CAMNWAMN
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Breathable and Lightweight Hard Hat Insert, Baseball Caps Insert, Provide Head Protection 2 Pack Black, 2 Pack Universal Bump Cap Insert
#adCAMNWAMN #ad - Provide head protection - flexible horizontal and vertical two-way flex design provide head protection from bumps, scrapes, bruises and other head injuries.Wide application - suitable for automobile assembly, mechanical processing, workshop processing, maintenance, urban rail transit, industrial manufacturing, outdoor sports and other industries. Breathable design - the top double-layer fence and side air holes design provides continuous airflow and fully guarantees breathability.
More information #ad
2 pack bump cap insert - 2 pack bump cap inserts, The circumference of the helmet is approximately 22. 8 to 24. 8 inches. Premium material - Durable polypropylene, reinforcement ribs inside, will not break or crack.Brand | CAMNWAMN #ad |
Manufacturer | Guben Trading #ad |
Warranty | Any question please contact us, we will response as soon as possible to help you solve your problem. |
More information #ad
8. Ergodyne
#ad
Black, Ergodyne Skullerz 8946 Standard Baseball Cap with Bump Cap Insert
#adErgodyne #ad - Reflective accents - Piping on brim helps keep workers safe and seen. Customizable - Designed with custom logo and embroidery in mind. Breathable - mesh back half for increased airflow and cooler feel.More information #ad
Bump cap-compatible - seamlessly integrates with the best-selling Skullerz 8945 Universal Bump Cap Insert. Two colors - Available in black and navy. Adjustable - hook and loop closure, one size fits most.Brand | Ergodyne #ad |
Manufacturer | Ergodyne #ad |
Height | 10.37 Inches |
Length | 6.75 Inches |
Width | 5 Inches |
Part Number | 23402 |
Model | 8946 |
Warranty | We stand behind everything we make and guarantee our products to be free of defects in materials and workmanship to the original purchaser for the lifetime of the product. That said, damage, abuse, and/or normal wear are not covered. |
More information #ad
9. CAMNWAMN
#ad
4 Pack Universal Bump Cap Insert, Hard Hat Insert for Baseball Caps, Lightweight Ball Cap Insert, PE Lined Bumper Hat Insert for Head Protection.
#adCAMNWAMN #ad - Premium material - Durable polypropylene, reinforcement ribs inside, will not break or crack. Lightweight head protection - Provides protection for the head, scrapes, effectively preventing bumps, bruises and other head injuries.4 pack bump cap insert - 4 pack bump cap inserts, The circumference of the helmet is approximately 22. 83 to 24.
More information #ad
41 inches/ 58 to 62 cm. Breathable design - The top double-layer fence design provides continuous airflow and fully guarantees breathability. Wide application - suitable for automobile assembly, maintenance, mechanical processing, industrial manufacturing, urban rail transit, workshop processing, outdoor sports and other industries.Brand | CAMNWAMN #ad |
Manufacturer | Guben Trading #ad |
Warranty | Contact the sales section for free after-sales and returns |
More information #ad
10. LINERZ WWW.LINERZINSERTS.COM
#ad
Hard Shell Bump Cap Hat Insert Trim to Fit Linerz LINERZ18HS
#adLINERZ WWW.LINERZINSERTS.COM #ad - Hard shell protection linerz flexible hard shell plus foam Universal Bump Cap Insert is great for trucker hats and hats that offer a little added room and stretch.More information #ad
Fits any hat or head size. Trim to fit. Wbenc wosb wbe certified Woman Owned Business! Non absorbant stays light on your head. Ventilated stays cool on your head.Brand | LINERZ WWW.LINERZINSERTS.COM #ad |
Manufacturer | LINERZ INSERTS #ad |
Height | 0.12 Inches |
Length | 11 Inches |
Width | 11 Inches |
Part Number | LINERZ18HS |
Model | LINERZ18HS |
Warranty | 30 Day Money Back Guarantee |
More information #ad