

T-SHIRT ESSENTIAL STEEL BLUE
Our signature piece! Made from 100% organic cotton. Designed in Lisbon, made in Portugal. Soft, versatile and built to last.
MATERIALS
Made from our signature 100% organic Flamê cotton, 120 g/sqm. Produced in small batches and dyed using pigment-dye techniques. Soft on the skin, built to last, and intentionally crafted in Portugal.
DESIGN
Inspired by Lisbon's coastal charm, our designs feature minimalist aesthetics with clean lines, subtle graphics, and unfinished edges. Produced in small batches and dyed using pigment-dye techniques
ESSENCE
Rooted in Lisbon, between the city and the sea—this piece reflects +351’s connection to simplicity, movement, and intentional design. Made for everyday wear, from catching waves to crossing the city—effortless, comfortable, and made to last.

