Aequilibrium Trek GTX Women's

Precision Hiking Boot for Rugged, High-Alpine Terrain.

The La Sportiva Aequilibrium Trek GTX blends classic mountaineering DNA with modern trekking innovation for long, demanding backpacking missions. With a focus on comfort, support, and traction over variable terrain, it’s built for high mileage and technical mountain approaches. The innovative Double Heel™ construction enhances downhill braking efficiency, while the 3D Flex System EVO™ provides controlled ankle articulation for confident movement on uneven ground.

A Vibram® SpringLug outsole with Impact Brake System™ offers excellent grip and precision, and the ePE GORE-TEX® membrane ensures waterproof protection in extreme weather. Finished with an abrasion-resistant rand and a resoleable tread for long-term durability, the Aequilibrium Trek is a high-performance workhorse for serious alpine treks.

Upper: 1.6mm Water-repellent Idro-Perwanger® Leather / Mesh Collar & 3D Ankle Flex System Evo™
Membrane: ePE Gore-Tex® Extended Comfort
Midsole: 5mm TPU Stiffener / Polyurethane foam with anti-abrasion TPU film
Outsole: Vibram® Spring-Lug w/ PU foam lining and Impact Brake System™
Crampon Compatibility: Semi-automatic
Weight: ~1080g (per pair)

US Men's	European	US Women's
4	35.5	5
4.5	36	5.5
4.5+	36.5	5.5+
5	37	6
5.5	37.5	6.5
6	38	7
6.5	38.5	7.5
6.5+	39	7.5+
7	39.5	8
7.5	40	8.5
8	40.5	9
8.5	41	9.5
8.5+	41.5	9.5+
9	42	10
9.5	42.5	10.5
10	43	11
10.5	43.5	11.5
10.5+	44	11.5+
11	44.5	12
11.5	45	12.5
12	45.5	13
12.5	46	13.5
12.5+	46.5	13.5+
13	47	14
13.5	47.5
14	48