HELLY HANSEN Bifrost Winter BOA SAFETY BOOTS | Waterproof

Size (C)	Body height	Chest	Waist‡	Waistband§	Hip	Inseam	Inseam tall*
C44	170	88	76	80	88	79	84
C46	174	92	80	84	92	80	85
C48	180	96	84	88	96	81	86
C50	180	100	88	92	100	82	87
C52	184	104	92	96	104	83	88
C54	184	108	96	100	108	84	89
C56	188	112	100	104	112	85	90
C58	188	116	104	108	116	86	91
C60	192	120	108	112	120	87	92
C62	192	124	112	116	124	87	92
C64	194	128	116	120	128	88	93
C66	194	132	120	124	132	88	93
C68	194	136	124	128	136	88	93
C70	194	140	128	132	140	88	93
C72	194	144	132	136	144	88	93
C74	194	148	136	140	148	88	93
C76	194	152	140	144	152	88	93
C78	194	156	144	148	156	88	93

Size (C)	Body height	Chest	Waist‡	Hip	Inseam	Inseam tall*
C34	156	80	65	88	74	79
C36	160	84	68	92	76	81
C38	164	88	72	96	78	83
C40	168	92	76	100	80	85
C42	170	96	80	104	81	86
C44	172	100	84	108	82	87
C46	174	104	88	112	83	88
C48	174	108	93	116	83	88
C50	176	112	98	120	84	89
C52	176	116	103	124	84	89
C54	178	120	108	128	85	90
C56	178	124	113	132	85	90
C58	178	128	118	136	85	90
C60	178	132	123	140	85	90
C62	178	136	128	144	85	90
C64	178	140	133	148	85	90
C66	178	144	138	152	85	90
C68	178	148	143	156	85	90

Description

HELLY HANSEN BIFROST WNTR TALL BOA S7S HT 78480 Safety Boots

The HELLY HANSEN BIFROST Winter Tall BOA Safety Boot is engineered for extreme cold weather, combining innovative insulation technologies with robust safety features. Designed for demanding work environments, these unisex safety boots deliver exceptional warmth, waterproof performance, and advanced protection thanks to composite toe caps and nail penetration resistance. With user-friendly BOA® tightening, premium Primaloft® and Aerogel-based insulation, and advanced Helly Tech® membrane, these boots are tailored to work as hard as you do in the harshest winter conditions. Stay confident, safe, and comfortable on the job regardless of how low temperatures drop.

Key Features

Advanced Insulation: Primaloft® Gold (400g) and Solarcore® SC_Foam (NASA Aerogel technology) for maximum warmth with minimal bulk
Tested for Extreme Cold: Proven warmth down to -40°C
Helly Tech® Waterproof Membrane: Keeps feet dry in wet and snow conditions
Dual BOA® Fit System: Effortless, reliable tightening and adjustment
Composite Toe Protection: Lightweight safety without metal components
Puncture Resistant: Metal-free nail penetration protection for added safety
Slip, Oil, and Fuel Resistant: Superior outsole grip and durability with HELLYGRIP XRC Rubber
Ortholite® X25 Hybrid Footbed: Lightweight, breathable comfort using eco-content
Dri-Blaze® Thermal Lining: Patented nylon/carbons captures and retains body heat
Reflective Details: For enhanced visibility in low-light environments
Metal-Free Construction: Non-metallic safety features
Unisex Fit: Available in EU sizes 35-48

Certification

EN ISO 20345:2022 - S7S FO CI SR Standard:

S7S: Includes full waterproofing, anti-static, energy absorption, closed heel, composite toe protection, slip resistance, fuel and oil resistance, cold insulation, and penetration resistance.
FO: Fuel and oil resistant outsole for enhanced durability.
CI: Cold insulation keeps feet warm in extreme cold.
P: Penetration resistant for nail and sharp object protection.
SR: High slip resistance for improved safety on various surfaces.

BS EN IEC 61340-4-3:2018 – ESD:

ESD (Electrostatic Discharge) Protection: Prevents the build-up and discharge of static electricity; ideal for sensitive electronic work environments.

Specifications Table

Collection	Shoe & Boot
Flame Retardant	No
Chemical Resistant	No
High Visibility	No
EN Standards	EN ISO 20345 (Safety footwear), CEI EN 61340 (ESD)
Seasonality	Winter
Color	Black
Shoe Features	Insulated, Waterproof, ESD Safe, Metal-Free, Slip Resistant, Oil Resistant, Puncture Resistant, Antistatic
Shoe Type	High
Protective Nose	Composite
Safety Class	S7S: S7 + slip-resistant
Additional Features	Fuel/oil resistant, Cold insulation, ESD safe, Penetration resistant, Slip resistant
Upper Material	Microfiber and Cordura® re/cor(TM)
Footbed	Ortholite® X25 Hybrid
Midsole	HH DUAL-STRIDE TECHNOLOGY (EVA and eTPU)
Outsole	HELLYGRIP XRC Rubber
Product Weight (Half Pair, Size 42)	1700g
Size Range	35-48 (EU)
Typology	Footwear
Mondo Width	13

Instructions and Care

Clean regularly with a damp cloth to remove dirt and salt buildup
Avoid using harsh chemicals or abrasive cleaners on the upper
Air dry at room temperature; do not use direct heat sources
Inspect the BOA® mechanism regularly and follow manufacturer’s recommendations for maintenance
Store in a cool, dry location away from direct sunlight

Specifications

Certification EN ISO 20345 (Safety footwear) CEI EN 61340 (Preventing Electrostatic Discharge - ESD) Sizes 35 – 48 Toe cap Composite Safety class S7S: S7 + slip-resistant Season Winter

Shipping & returns

Shipping in 1-4 days. Free return in 30 days. Exact shipping details are shown at checkout.

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HELLY HANSEN BIFROST WNTR TALL BOA S7S HT 78480 Safety Boots S7S MEN Work Boot - Composite Toe

Helly Hansen Workwear Size Chart

How to Measure

Helly Hansen Workwear – Men / EU Regular & Tall (cm)

Helly Hansen Workwear – Women / EU Regular & Tall (cm)

HELLY HANSEN BIFROST WNTR TALL BOA S7S HT 78480 Safety Boots

Key Features

Certification

Specifications Table

Instructions and Care

Size (C)	Body height	Chest	Waist‡	Waistband§	Hip	Inseam	Inseam tall*
C44	170	88	76	80	88	79	84
C46	174	92	80	84	92	80	85
C48	180	96	84	88	96	81	86
C50	180	100	88	92	100	82	87
C52	184	104	92	96	104	83	88
C54	184	108	96	100	108	84	89
C56	188	112	100	104	112	85	90
C58	188	116	104	108	116	86	91
C60	192	120	108	112	120	87	92
C62	192	124	112	116	124	87	92
C64	194	128	116	120	128	88	93
C66	194	132	120	124	132	88	93
C68	194	136	124	128	136	88	93
C70	194	140	128	132	140	88	93
C72	194	144	132	136	144	88	93
C74	194	148	136	140	148	88	93
C76	194	152	140	144	152	88	93
C78	194	156	144	148	156	88	93

Size (C)	Body height	Chest	Waist‡	Hip	Inseam	Inseam tall*
C34	156	80	65	88	74	79
C36	160	84	68	92	76	81
C38	164	88	72	96	78	83
C40	168	92	76	100	80	85
C42	170	96	80	104	81	86
C44	172	100	84	108	82	87
C46	174	104	88	112	83	88
C48	174	108	93	116	83	88
C50	176	112	98	120	84	89
C52	176	116	103	124	84	89
C54	178	120	108	128	85	90
C56	178	124	113	132	85	90
C58	178	128	118	136	85	90
C60	178	132	123	140	85	90
C62	178	136	128	144	85	90
C64	178	140	133	148	85	90
C66	178	144	138	152	85	90
C68	178	148	143	156	85	90

Size (C)	Body height	Chest	Waist‡	Waistband§	Hip	Inseam	Inseam tall*
C44	170	88	76	80	88	79	84
C46	174	92	80	84	92	80	85
C48	180	96	84	88	96	81	86
C50	180	100	88	92	100	82	87
C52	184	104	92	96	104	83	88
C54	184	108	96	100	108	84	89
C56	188	112	100	104	112	85	90
C58	188	116	104	108	116	86	91
C60	192	120	108	112	120	87	92
C62	192	124	112	116	124	87	92
C64	194	128	116	120	128	88	93
C66	194	132	120	124	132	88	93
C68	194	136	124	128	136	88	93
C70	194	140	128	132	140	88	93
C72	194	144	132	136	144	88	93
C74	194	148	136	140	148	88	93
C76	194	152	140	144	152	88	93
C78	194	156	144	148	156	88	93

Size (C)	Body height	Chest	Waist‡	Hip	Inseam	Inseam tall*
C34	156	80	65	88	74	79
C36	160	84	68	92	76	81
C38	164	88	72	96	78	83
C40	168	92	76	100	80	85
C42	170	96	80	104	81	86
C44	172	100	84	108	82	87
C46	174	104	88	112	83	88
C48	174	108	93	116	83	88
C50	176	112	98	120	84	89
C52	176	116	103	124	84	89
C54	178	120	108	128	85	90
C56	178	124	113	132	85	90
C58	178	128	118	136	85	90
C60	178	132	123	140	85	90
C62	178	136	128	144	85	90
C64	178	140	133	148	85	90
C66	178	144	138	152	85	90
C68	178	148	143	156	85	90

Size (C)	Body height	Chest	Waist‡	Waistband§	Hip	Inseam	Inseam tall*
C44	170	88	76	80	88	79	84
C46	174	92	80	84	92	80	85
C48	180	96	84	88	96	81	86
C50	180	100	88	92	100	82	87
C52	184	104	92	96	104	83	88
C54	184	108	96	100	108	84	89
C56	188	112	100	104	112	85	90
C58	188	116	104	108	116	86	91
C60	192	120	108	112	120	87	92
C62	192	124	112	116	124	87	92
C64	194	128	116	120	128	88	93
C66	194	132	120	124	132	88	93
C68	194	136	124	128	136	88	93
C70	194	140	128	132	140	88	93
C72	194	144	132	136	144	88	93
C74	194	148	136	140	148	88	93
C76	194	152	140	144	152	88	93
C78	194	156	144	148	156	88	93

Size (C)	Body height	Chest	Waist‡	Hip	Inseam	Inseam tall*
C34	156	80	65	88	74	79
C36	160	84	68	92	76	81
C38	164	88	72	96	78	83
C40	168	92	76	100	80	85
C42	170	96	80	104	81	86
C44	172	100	84	108	82	87
C46	174	104	88	112	83	88
C48	174	108	93	116	83	88
C50	176	112	98	120	84	89
C52	176	116	103	124	84	89
C54	178	120	108	128	85	90
C56	178	124	113	132	85	90
C58	178	128	118	136	85	90
C60	178	132	123	140	85	90
C62	178	136	128	144	85	90
C64	178	140	133	148	85	90
C66	178	144	138	152	85	90
C68	178	148	143	156	85	90