const updateHeaderMetrics = () => { const header = document.getElementById('header'); const rect = header.getBoundingClientRect(); const headerHeight = rect.bottom; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); }; window.addEventListener('DOMContentLoaded', updateHeaderMetrics); window.addEventListener('resize', updateHeaderMetrics); const header = document.getElementById('header'); const resizeObserver = new ResizeObserver(entries => { for (let entry of entries) { const rect = entry.target.getBoundingClientRect(); const headerHeight = rect.bottom; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); } }); resizeObserver.observe(header);

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National Standard Fiberglass Helmet Construction Site Engineering Puncture-Resistant Anti-Impact Breathable Helmet Engineering Construction Labor Protection Safety Helmet

Construction Site Engineering Helmet Puncture-resistant, Anti-impact, Breathable | Engineering Labor Protection Safety Helmet

$10.69

Color-

White

White

Yellow

Red

Blue

Model-

CKT-A1

CKT-A1

Quantity

Sustainably made

Secure payments

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Estimated Delivery：Feb-07 - Feb-11

Vendor by: 1688

SKU: -White-CKT-A1-A00171931

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国标玻璃钢帽工地工地工程耐穿刺防冲击透气头盔工程施工劳保安全头盔

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