Mattress in a Box Canada

*Terms & Conditions: While supplies last. Offer valid on douglas.ca from November 20th, 2025, at 3:53 PM ET until November 28th, 2025, at 11:59 PM ET. The offer applies to a maximum of one (1) Comfort Sleep Bundle + Duvet Set of the same size as the mattress added to the cart. The Comfort Sleep Bundle + Duvet Set comes with 2 pillows, 1 mattress protector, 1 sheet set, 1 duvet, 1 duvet cover 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, 1 duvet, 1 duvet cover and 2 pillow protectors on orders of a Split-King size mattress; 1 pillow, 1 mattress protector, 1 sheet set, 1 duvet, 1 duvet cover and 1 pillow protector on orders of a Twin XL, 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 November 20th, 2025, at 3:53 PM ET until November 28th, 2025, at 11:59 PM ET. The offer applies to a maximum of one (1) Comfort Sleep Bundle + Duvet Set of the same size as the mattress added to the cart. The Comfort Sleep Bundle + Duvet Set comes with 2 pillows, 1 mattress protector, 1 sheet set, 1 duvet, 1 duvet cover 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, 1 duvet, 1 duvet cover and 2 pillow protectors on orders of a Split-King size mattress; 1 pillow, 1 mattress protector, 1 sheet set, 1 duvet, 1 duvet cover and 1 pillow protector on orders of a Twin XL, 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 November 22nd, 2025, at 12:00 AM ET until November 28th, 2025, at 11:59 PM ET. 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 duvet. If multiple discounts are available for any duvet 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. Offer valid on douglas.ca from November 22nd, 2025, at 12:00 AM ET until November 28th, 2025, at 11:59 PM ET. 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 pillow. If multiple discounts are available for any pillows 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. Offer valid on douglas.ca from November 22nd, 2025, at 12:00 AM EDT until November 28th, 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 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 November 8th, 2025, at 12:00 AM EDT until December 7th, 2025, at 11:59 PM EDT. Receive $220 off a Twin XL Adjustable Bed, $240 off a Double Adjustable Bed, $260 off a Queen Adjustable Bed, or $440 off a Split-King Adjustable Bed. The discount will be applied automatically when any size or quantity of Adjustable Bed has been added to the cart. If multiple discounts are available for any Adjustable Bed 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 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.