New for Spring 2026, the Dior Mountain long-sleeved T-shirt is adorned with multicolor patches imbued with an alpine spirit and Dior's couture codes inspired by House archives. Made in blue cotton jersey, it has a ribbed crew neck and cuffs. The T-shirt will pair with a puffer jacket from the line to complete the look. Dior Mountain embroidered patches. Crew neck. Long sleeves. Ribbed cuffs. 100% cotton. Made in Italy