Mattress in a Box Canada

*Terms & Conditions: While supplies last. The offer applies to a maximum of one (1) Comfort Sleep Bundle of the same size as the mattress added to the cart. The Comfort Sleep Bundle comes with 2 pillows, 1 mattress protector, 1 sheet set, and 2 pillow protectors on orders of a Full/Double, Queen, King, Cal. King, RV Three Quarter, or RV Short Queen size mattress; 2 pillows, 2 mattress protectors, 2 sheet sets, and 2 pillow protectors on orders of a Split-King size mattress; 1 pillow, 1 mattress protector, 1 sheet set, and 1 pillow protector on orders of a Twin XL mattress; 1 pillow, 1 mattress protector, and 1 sheet set on orders of a Twin or RV Bunk Small mattress. Offers cannot be applied retroactively. Our General Return Policy applies to any returns. Offer subject to change without notice.

*Terms & Conditions: While supplies last. The offer applies to a maximum of one (1) Comfort Sleep Bundle of the same size as the mattress added to the cart. The Comfort Sleep Bundle comes with 2 pillows, 1 mattress protector, 1 sheet set, and 2 pillow protectors on orders of a Full/Double, Queen, King, Cal. King, RV Three Quarter, or RV Short Queen size mattress; 2 pillows, 2 mattress protectors, 2 sheet sets, and 2 pillow protectors on orders of a Split-King size mattress; 1 pillow, 1 mattress protector, 1 sheet set, and 1 pillow protector on orders of a Twin XL mattress; 1 pillow, 1 mattress protector, and 1 sheet set on orders of a Twin or RV Bunk Small mattress. Offers cannot be applied retroactively. Our General Return Policy applies to any returns. Offer subject to change without notice.

*Terms & Conditions: While supplies last. Offer valid on douglas.ca from October 25th, 2025, at 12:00 AM EDT until October 29th, 2025, at 11:59 PM EDT. The discount will be applied automatically when the following items have been added to the cart: (1) one mattress; (2) any size, quantity or type of sheet set. If multiple discounts are available for any sheets at any given time, only the highest discount will be applied. Offer cannot be applied retroactively. Our General Return Policy, applies to any returns. Offer subject to change without notice.

*Terms & Conditions: While supplies last. The discounted retail price is as displayed when any Sateen Cotton Sheet set is added to the cart. The discount is applicable on all Sateen Cotton Sheet sets on the same order, with no limit on quantity ordered. Additional discounts cannot be applied to already discounted items. If multiple discounts are available for any Sateen Cotton Sheet set at any given time, only the highest discount will be applied. Offer cannot be applied retroactively. Sales of Sateen Cotton Sheet sets are final, and not eligible for returns, refunds, or exchanges. Offer subject to change without notice.

*Terms & Conditions: While supplies last. The discounted retail price is as displayed when any Mattress Protector in Twin, Twin XL, Full/Double, Queen, King, Split-King, or California King size is added to the cart. The discount is applicable on all eligible Mattress Protectors in the same order, with no limit on quantity ordered. Additional discounts cannot be applied to already discounted items. If multiple discounts are available for any eligible Mattress Protector at any given time, only the highest discount will be applied. Offer cannot be applied retroactively. Sales of Mattress Protectors are final and are not eligible for returns, refunds, or exchanges. Offer subject to change without notice.

*Terms & Conditions: While supplies last. Offer valid on douglas.ca from October 28th, 2025, at 9:00 AM ET until October 29th, 2025, at 8:59 AM ET. The discounted retail price is as displayed when the standard-size Down Alternative Pillows are added to the cart, with no limit on quantity ordered. The discount is applicable on all standard-size Down Alternative Pillows on the same order, and additional discounts cannot be applied to already discounted items. If multiple discounts are available for the standard-size Down Alternative Pillows at any given time, only the highest discount will be applied. Offer cannot be applied retroactively. In the event of a return, refunds will be issued as described in the Return Policy. Offer subject to change without notice.

*Terms & Conditions: While supplies last. Discount applies when an Adjustable Bed of the same size as the mattress is added to the cart. Receive $170 off a Twin XL Adjustable Bed with the purchase of a Twin XL Mattress, $180 off a Double Adjustable Bed with the purchase of a Double Mattress, $200 off a Queen Adjustable Bed with the purchase of a Queen Mattress, and $340 off a Split King Adjustable Bed with the purchase of a King or Split King Mattress. If an Adjustable Bed is added to your order that does not match the size of the mattress purchased, a 15% discount will be applied to the regular price of the adjustable bed. Offers cannot be applied retroactively. Our General Return Policy applies to any returns. Offer subject to change without notice.

*Terms & Conditions: While supplies last. The discount will be applied automatically when at least one mattress and one or more accessories are added to the cart, or if you have received a personalized offer for being an existing Douglas mattress customer. The discount is applicable on all accessories on the same order. If multiple discounts are available for an accessory at any given time, only the highest discount will be applied. Offer cannot be applied retroactively. In the event of a return, refunds will be issued as described in the Return Policy Offer subject to change without notice.