Get 10% off at Hypnia UK Mattresses (https://hypnia.co.uk/) if you sign up using the promo code / referral link (below) as part of their refer a friend scheme.
On That Ass Referral Link: https://hypnia.mention-me.com/m/ol/ox0qn-gustav-patrick
If it asks for a name put: Gustav Patrick
To get the bonus:
If you do not receive your bonus, please contact us so we can help to claim it for you.