Frequently asked questions
Sleep and Beyond Organic Cotton Waterproof Mattress Protector: what makes it different from a regular protector?
It uses 100% GOTS-certified organic cotton jersey with a recycled polyurethane waterproof membrane, delivering a breathable, inert barrier without off-gassing or PVC.
What mattress depths and sizes can it fit, and does it work with adjustable beds?
It fits up to 14" deep for Twin, TwinXL, and Full, and up to 18" deep for Queen, King, and Cal King, with split options for adjustable beds.
How should I care for this protector to keep its performance long-term?
It is machine washable. Pre-washing is recommended before first use; note slight shrinkage may occur with high-heat drying.
Is this protector safe for sensitive skin or allergy-prone bedrooms?
Yes. It uses organic cotton with a TPU waterproof coating that is breathable, inert, and free of off-gassing, VOCs, PVC, and phthalates.
How does it feel under the sheet and does it affect sleep comfort?
The organic cotton jersey fabric feels soft to the touch and is barely noticeable under a sheet while providing reliable liquid protection.
The Sleep and Beyond organic cotton waterproof mattress protector combines 100% GOTS-certified organic cotton jersey with a recycled polyurethane waterproof membrane. It is soft to the touch, barely noticeable under your sheet, and provides dependable protection for your mattress investment. Designed to fit mattresses up to 14" deep for Twin, TwinXL, and Full sizes, and up to 18" for Queen, King, and Cal King, it also offers split options for adjustable beds, making it easy to tailor coverage to your setup.
This protector uses a breathable TPU coating sandwiched between two layers of organic cotton jersey, delivering a durable, breathable barrier with no off-gassing, VOCs, or PVC. It blocks liquids effectively while remaining inert and gentle on skin. It is machine washable, free from vinyl/PVC and harmful chemicals, and backed by a 5-year limited warranty on production defects. Care tips note slight shrinkage may occur with high-heat drying, so pre-washing is recommended before first use.
- 100% GOTS-certified organic cotton jersey with a TPU waterproof coating
- Completely inert, breathable, and free of off-gassing, VOCs, PVC, and phthalates
- Fits up to 14" deep (Twin, TwinXL, Full) or up to 18" deep (Queen, King, Cal King); split options available
- Split King requires two TwinXL protectors; Split Cal King requires two protectors
- Machine washable; no PBDEs, flame retardants, dyes, or biocides; GREENGUARD Gold-standard TPU
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