Kin By Tuft & Needle Firm 8″ Adaptive Foam Twin Mattress in a Box

Price: $363.11 - $252.14
(as of Oct 05, 2026 07:48:13 UTC – Details)


Discover the benefits of Tuft & Needle for less with the Tuft & Needle Kin 8 inch Firm Foam mattress. Exclusive to Amazon for the best savings, this mattress offers innovative cooling, responsive pressure relief, and a bounce-back feel, so you sink deep into sleep but never into your mattress. Rest well as our T&N Adaptive foam’s bounce-back design keeps you lifted while contouring to your body to relieve pressure. Plus, sleep supported as a Foam Core helps provide durable support. With GreenGuard Gold and CertiPUR-US certified foams for better indoor air quality, this mattress helps you rest easy. Available in Twin, Twin XL, Full, Queen, King, and Cal King sizes, the Amazon-exclusive Tuft & Needle Kin 8″ Foam mattress offers you the quality and comfort you need to wake up awake for years to come. This mattress is great for side sleepers, back sleepers, and anyone wanting better sleep on a firm bed. Stay cool at night with this compressed mattress in a box. *Compared to the 6″ Kin Foam mattress.
Polyester Blend
Breathability and Bounce-Back support – Our open-celled T&N Adaptive foam maximizes breathability, support, and pressure relief. T&N Adaptive foam is designed to feel more supportive than a latex or memory foam mattress to help you sleep cooler
Ideal for All – Reinvented from the Amazon Nod mattress, this twin bed mattress is comfortable as a guest bed or as the main mattress in your master bedroom; a compressed mattress-in-a-box made in the USA with global components
Accessible Pricing – We’re proud to provide you with remarkably comfortable mattresses at affordable price points; meaning you can sleep well on a firm foam mattress without comprising quality or comfort
Foam Design – Combining a breathable design and pressure-relieving foams, this foam twin size mattress provides pressure relief and durable support, so you can rest well and wake up awake
Responsibly Crafted – Each twin bed mattress is fiberglass-free, GreenGuard Gold screened for over 10,000 harmful chemicals, and features CertiPUR-US certified foam; Please allow 48-72 hours to fully expand and for any potential odor to dissipate
Customers find the mattress comfortable, well worth the price, and appreciate its ability to cool down during sleep. The firmness receives mixed feedback, with some finding it too firm while others say it’s not too soft or firm. Support and motion transfer also get mixed reviews – while some say it provides good support and can’t feel movement in the bed, others report it doesn’t provide good back support and can’t feel movement. Back pain experiences are mixed, with some experiencing relief while others report unbearable back pain. The odor receives mixed reactions, with some not noticing any smell while others report a strong smell.