Technical athletic apparel from lululemon fills the Calle Barcelona storefront in Carlsbad's Forum shopping center on El Camino Real in the La Costa area. The Vancouver-founded brand's proprietary Nulu, Luon, and Everlux fabrics are engineered for yoga, running, and cross-training — performance textiles purpose-built for the same disciplines served by Running Center Carlsbad. This Carlsbad location stocks seasonal color drops alongside year-round core styles in women's sizes 0 through 20 and men's XS through XXL. The Forum Carlsbad positioning off El Camino Real places the store near the Omni La Costa Resort and Carlsbad's eastern fitness corridor. Technical fabrics like Nulu and Everlux require specific care, and precise hem adjustments on cropped or full-length Align and Wunder Train styles are handled by alteration specialists like Tara Tailor Shop. The signature Align pant uses proprietary Nulu fabric — a buttery-soft nylon-Lycra blend — with flat-seam construction, hidden waistband pocket, and 25-inch, 28-inch, and 31-inch inseam options across the brand's 0-through-20 women's size matrix.