Discover the bold character of our Custom-Milled Prototype 21oz Heavyweight Wool-Blend Rainbow-Nep-Weft Selvedge Denim. Expertly woven by Pacific Blue Mills, this experimental fabric combines durability, warmth, and visual intrigue. It features a heavyweight 21oz composition with a unique 78% cotton, 21% wool, and 1% polyester blend, delivering the strength of denim with the added insulation and texture of wool.

The standout detail is its indigo face with a black nep-filled weft, subtly revealing rainbow speckles that shimmer beneath the surface—ideal for bold denim projects, jackets, or structured outerwear. With a 31-inch selvedge width, this limited-run prototype is a collector’s dream for makers and denim enthusiasts seeking rare and richly textured material.