Saving money on a new mattress is simple with CosySleep. Below you'll find all the latest mattress discounts, promo codes, & coupons currently available.
Simply click the links to reveal the codes and apply them to your order when you checkout. You are free to share these codes with friends and family.
Check back regularly because we are continually working on updating this page with the latest discounts, some of which will be exclusive to CosySleep.
These discounts aren't just limited to mattresses but also feature discount codes for other sleep-related products including pillows, sheets and bedding.
20% off when you spend £450 at Eve
26% off any Emma Original Mattress
£100 off + 2 free pillows with every Nectar mattress
25% off Everything at Leesa
Two free Hybrid pillows with every Simba Hybrid mattress
£140 off any mattress at Tweak
15% off everything at Casper
£50 off when you subscribe to the Sleeping Duck newsletter
Free delivery with any mattress at Hyde & Sleep