Mattresses in a Box

Anywhere you’d place a regular mattress—just unbox it in the room of your choice! Our mattresses in a box are designed to be compatible with most bed frames, including platform beds, adjustable bases, and traditional box springs.

Our top-rated AS3 is a standout, offering balanced comfort and support, making it a customer favorite. It's frequently cited as the best mattress in a box for side sleepers and couples. However, the "best" mattress depends on your individual needs and preferences. We recommend taking our mattress quiz to find your perfect match.

Yes, our mattresses in a box come in all standard sizes: Twin, Twin XL, Full, Queen, King, California King, and Split King.

Yes, body weight can influence the feel of a mattress. Heavier sleepers (over 230 lbs) may prefer slightly firmer options like the AS2 or AS3 Hybrid for better support, while lighter sleepers might find softer models like the AS4 or AS5 more comfortable.

Consider your sleep position and personal preference. Side sleepers often prefer medium to soft mattresses (AS3-AS5), while back and stomach sleepers might lean towards medium-firm to firm (AS1-AS3). Our 100-night sleep trial allows you to try the mattress risk-free and determine if the firmness is right for you. You can also check out our guide on how to choose the right mattress firmness.

With quality materials like our Bio-Pur® and Bio-Core®, you can expect a mattress in a box to last 8-10+ years. We back our mattresses with a 20-year warranty, demonstrating our confidence in their durability.

Look for a warranty that covers at least 10 years and protects against manufacturing defects and significant sagging. Our 20-year warranty provides exceptional peace of mind.

Our plant-based Bio-Pur® memory foam is CertiPUR-US® certified, meaning it's made without harmful chemicals like formaldehyde, ozone depleters, and heavy metals. It's also low in VOCs, ensuring better indoor air quality compared to traditional memory foam.

We understand that finding the perfect mattress takes time. That's why we offer a 100-night, risk-free sleep trial. If you're not completely satisfied with the firmness or comfort of your mattress within the first 100 nights, you can return it for a full refund. We ask that you try the mattress for at least 30 nights to allow your body to adjust before initiating a return.

We recommend a minimum of 30 nights to fully adjust to a new mattress. Our 100-night trial provides ample time to test the mattress in your own home and ensure it's the right fit.

Our mattresses typically expand to their full shape within 4-8 hours, although it can take up to 24-48 hours in some cases. You can sleep on it as soon as it's comfortable for you.

Yes, absolutely! High-quality mattresses in a box, like those in our Amerisleep collection, are made with durable materials designed to provide long-lasting comfort and support. Our Bio-Core® base layer, for example, is engineered to resist sagging and maintain its shape for years to come.

Many charities accept mattress donations. You can also check with your local waste management company for recycling options. We also offer old mattress removal services in select locations.

Setting up your mattress in a box is easy! Simply carry the box to your desired room, carefully remove the mattress from the box, unroll it, and remove the plastic packaging. The mattress will then expand to its full shape. You can watch our setup video here: Setup Video.

We have a helpful guide on our blog: Mattress in a Box: A Comprehensive Buying Guide. This article provides in-depth information on factors to consider when selecting a mattress in a box.