La Sportiva TX4 Evo GTX Approach Shoes ZFAS052E32E21 Savana/Jungle The La Sportiva TX4 Evo GTX Savana/Jungle is an advanced approach shoe designed for technical approaches, easy climbs, and challenging terrain. The upper is made of durable suede with rubber reinforcements on the forefoot and edges to protect against abrasions and abrasions. A GORE-TEX Extended Comfort membrane ensures waterproofness and breathability, even after prolonged use. An EVA midsole absorbs shock, and a 4mm Ortholite Hybrid insole enhances comfort and fit. The Vibram Megagrip outsole with Impact Brake System provides sure grip on stairs and control on approaches. Additionally, a Climbing Zone on the toe allows for a better feel of the rock during challenging sections. The model supports the option of replacing the sole (Resole Platform), extending the shoe's lifespan. Materials: Upper: Suede + rubber reinforcements, toe cap Membrane: GORE-TEX Extended Comfort Inner lining: textile/mesh Insole: Ortholite Hybrid 4mm Midsole: EVA foam molded with a flexible cast Outsole: Vibram Megagrip with Impact Brake System