* Cotton: This is a staple in many of their pieces, including T-shirts, shirts, trousers, and dresses. They use both organic and conventional cotton.
* Wool: Jack Wills utilizes wool for its outerwear, knitwear, and some trousers, known for its warmth and durability.
* Linen: This natural fiber is often used for summer clothing, particularly shirts and dresses, due to its breathable and lightweight properties.
* Cashmere: For luxury items like sweaters and scarves, Jack Wills employs cashmere for its soft and luxurious feel.
* Leather: Some of their jackets and bags feature leather, known for its durability and classic look.
* Silk: For special occasion wear and accessories, silk is sometimes used, adding a touch of elegance and luxury.
* Polyester: While primarily focusing on natural fibers, they also use polyester blends for some pieces, particularly for performance wear and activewear, due to its moisture-wicking and quick-drying properties.
The specific material composition of each piece can vary depending on the style and season. You can usually find the material information on the product description or care label.
Remember that Jack Wills aims for sustainable practices and uses ethical sourcing for their materials.