Klein Tools FRSKLC7 Flame-Resistant Helmet Liner for Heat Retention, 100% Cotton, Navy/Black (1 Pack)
Klein Tools FRSKLC7 Flame-Resistant Helmet Liner for Heat Retention, 100% Cotton, Navy/Black (1 Pack)

Klein Tools FRSKLC7 Description
Flame-resistant helmet liner designed for heat retention with a slim, low-profile fit under hard hats. Soft, stretchy 100% cotton fabric offers all-day comfort and maintains shape after repeated washing. Visible FR tag supports compliance; ideal for utility and construction work in cold conditions.
Klein Tools FRSKLC7 Includes
- (1) Flame-Resistant Helmet Liner
Klein Tools FRSKLC7 Features
- Flame-resistant construction with visible FR tag
- Slim, low-profile design fits under hard hats and helmets
- Soft, stretchy fabric for all-day comfort
- Maintains shape after repeated washing
- Provides warmth and heat retention in cold environments
- Validated by field use for warmth, comfort, and performance
Klein Tools FRSKLC7 Specifications
| Type | Headwear |
| Application | Heat Retention |
| Special Features | Flame-Resistant |
| Overall Length | 8.75 in (22.2 cm) |
| Overall Height | 3.5 in (8.9 cm) |
| Overall Width | 10.75 in (27.3 cm) |
| Material | 100% Cotton |
| Color | Navy / Black |
| Weight | 1.6 oz |
We offer a 30-day return window for unused, unworn items in their original condition. If your item arrives damaged or incorrect, please get in touch with us within 7 days with photos so we can resolve it quickly.
Lineroots is not responsible for lost or stolen packages marked as delivered. Any reshipments for incorrect addresses will be at the customer’s cost. Approved returns are processed within 3–5 business days after we receive your package