Get €300 off premium merch
A limited offer this Black Month for brands that value high-quality custom apparel, made in Portugal. Valid for orders above €2.000 until 30 November.
Trusted by
Why leading brands choose Assembly
Trusted by global fashion houses, Assembly brings that same expertise to custom merch for creators, startups, and teams.
Your Black Month offer
Get €300 off when you spend €2000 or more on branded apparel including t-shirts, hoodies, sweatshirts, caps, and tote bags.
Submit the form to receive your code instantly and use it toward your next order.
How it works
Claiming and using your Black Month offer code is simple.
Claim your offer code
Submit the form to receive your €300 Black Month code instantly.
Design your branded merch
Create custom t-shirts, hoodies, sweatshirts, caps, or tote bags in the Assembly Studio (desktop only) and see live pricing as you go.
Place your order
Apply your Black Month code at checkout for any order above €2000 placed before 30 November.
Production & delivery
Your custom merch is made in Portugal with strict quality control and delivered worldwide within 3-4 weeks, ready to wear, gift, or launch.
Claim your €300 Black Month offer
Fill in your details below to claim your offer instantly.
