AKU Hayatsuki GTX

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The Hayatsuki GTX from AKU is the ideal companion for demanding mountain adventures and versatile outdooractivities. This robust boot was specially developed for challenging tours in alpine environments and offers first-class performance on difficult and mixed terrain, even up to an altitude of 4,000 meters. With an upper made of durable RUBBER RAND and LIBA®SMART PU and a stiff insole made of 6-4 MM fiberglass and cut EVA, the boot ensures maximum stability and protection.
Thanks to the waterproof Gore-Tex® membrane, your feet stay dry and comfortable even in wet conditions. The 180 cm long laces enable a perfect fit and secure hold, whether you're hiking, mountaineering or on demanding alpine tours. The sophisticated construction and high-quality materials not only guarantee durability, but also maximum comfort and safety on every step.
Whether working in rough terrain or enjoying leisure activities in the mountains, the Hayatsuki GTX offers the reliability and support you need. Experience the perfect combination of innovation and traditional craftsmanship that AKU puts into every single boot to take your outdoorexperiences to a new level.

Product details

Construction:

High cut

Optimal for:

Hiking
Bergsteigen & Hochtouren
Work

Made for:

Men

Closure:

Shoelaces

Shoelace length:

180cm

Upper material thickness:

RUBBER RAND + LIBA®SMART PU

Insole (stiffness):

6-4 MM GLASS FIBER + DIE CUT EVA (X STIFF)

Materials:

External material: PERWANGER 3.0 MM + ELASTIC TEXTILE + AIR8000®
Chuck: GORE-TEX® INSULATED COMFORT + PRIMALOF INSERT

Inside/Midsole:

Glass fiber, EVA

Footbed:

CUSTOM FIT PRO ALUM

Outsole:

Vibramu00ae Curcuma

Summary

Gender:	Men
Activity:	Hiking, Leisure, Trekking, Urban & Work
Fabrics:	Gore-Tex®, Leather, PrimaLoft®
Characteristics:	breathable, isolating, waterproof
Lacing:	laces
Boot Cut:	High Cut
Features (Shoes):	crampon compatible, external toe cap

EU	35	36	37	37,5	38	39	39,5	40	41	41,5
US	3,5	4	4,5	5	5,5	6	6,5	7	7,5	8
UK	3	3,5	4	4,5	5	5,5	6	6,5	7	7,5
Mondopoint (mm)	220	225	230	235	240	245	250	255	260	265
Foot length(cm)	22	22,5	23	23,5	24	24,5	25	25,5	26	26,5

EU	42	42,5	43	44	44,5	45	46	46,5	47	47,5
US	8,5	9	9,5	10	10,5	11	11,5	12	12,5	13
UK	8	8,5	9	9,5	10	10,5	11	11,5	12	12,5
Mondopoint (mm)	270	275	280	285	290	295	300	305	310	315
Foot length(cm)	27	27,5	28	28,5	29	29,5	30	30,5	31	31,5

EU	48	48,5	49	49,5	50
US	13,5	14	14,5	15	15,5
UK	13	13,5	14	14,5	15
Mondopoint (mm)	320	325	330	335	340
Foot length(cm)	32	32,5	33	33,5	34

EU	35	36	37	37,5	38	39	39,5	40	41	41,5	42	42,5	43	44	44,5	45	46	46,5	47	47,5	48	48,5	49	49,5	50
US	3,5	4	4,5	5	5,5	6	6,5	7	7,5	8	8,5	9	9,5	10	10,5	11	11,5	12	12,5	13	13,5	14	14,5	15	15,5
UK	3	3,5	4	4,5	5	5,5	6	6,5	7	7,5	8	8,5	9	9,5	10	10,5	11	11,5	12	12,5	13	13,5	14	14,5	15
Mondopoint (mm)	220	225	230	235	240	245	250	255	260	265	270	275	280	285	290	295	300	305	310	315	320	325	330	335	340
Foot length(cm)	22	22,5	23	23,5	24	24,5	25	25,5	26	26,5	27	27,5	28	28,5	29	29,5	30	30,5	31	31,5	32	32,5	33	33,5	34

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Mountaineering Boots

AKU Hayatsuki GTX - Men's mountaineering boots

Robust and comfortable boot for demanding alpine tours and versatile outdoor adventures.

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The facts at a glance