Obasan’s Grand organic Dunlop latex mattress provides unmatched comfort, with its topper providing the most pressure relief of all models. Specifically, it includes multi-zoned comfort layers and a firm or medium base choice.
We can customize this mattress to meet almost anyone’s needs, regardless of body type, weight, or predominant sleep positions, making it perfect for all adults. Therefore, this is one of the reasons it was named the best mattress in our 2024 guide to the best organic mattresses.
This mattress contains no harmful byproducts, flame retardants, or lab-made materials. Because of this, there is no off-gassing, and it is entirely non-toxic.
Since 1985, our second generation of expert tailors commit to upholding our standard of excellence in mattress design by continuing to push the boundaries of innovation.
Finally, this product holds a 20-year limited warranty.
Hardwood Foundation
Obasan offers an optional hardwood foundation constructed from spruce and fir. This foundation provides a reliable and lightweight source of support for your mattress, should you need it. Obasan crafts the foundation carefully to ensure a perfect match with your bed.
Configuration:
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Multi-zone construction
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The bottom 2″ base layer is firm
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4″ support layer is available in either medium or firm
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Center 4″ layers run from head to toe and divide into three sections for feet, hip, and shoulders
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It is topped with a 2″ soft top to reduce surface pressure points
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Included is a 3.5″ wool and rubber topper with a 2″ wool core and 1″ organic Dunlop latex on either side of the core
- Fourteen inches of pressure-relieving GOLS-certified organic Dunlop latex for a deeply luxurious and soothing sleep experience.
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Materials
- 100% GOLS-certified Dunlop organic latex
- GOTS-certified organic cotton jersey quilted with 900g of soft, pure GOTS-certified organic wool.
- Wool and cotton work to reduce pressure points and regulate body temperature
- Obasan wraps each layer of organic Dunlop latex individually to reduce friction between layers.
- Sustainable materials for the health of people and the planet
Care:
- Make sure the rubber cores are correctly placed inside the cover.
- Place your mattress on an Obasan foundation or an equivalent solid wood slat base. The slats should measure between 1-4 inches wide and be at a maximum of 3 inches apart. All Double, Queen, King and Cal. King mattresses should have a middle support, to ensure proper support of the wood slats. Consult with our customer service department if you are unsure about the support of your current foundation.
- Protect your mattress with an Obasan mattress protector or with an equivalent mattress protector.
- Do not install the mattress directly on the floor or a solid platform. Your organic Dunlop latex mattress needs to breathe properly.
- Do not allow the mattress to get wet.
- Do not wash any components of the mattress.
- For spot cleaning, unzip the mattress’s outer cover and gently scrub with light soap and very little water. Air dry.
- Removable cover can be aired out seasonally.
- Do not place the mattress in direct sunlight or near a direct heat source.
- Flip the inner cores to extend the lifespan of your mattress every 6 months.
- The mattress cover is not washable.
Assembly:
See instructions for assembly HERE
Dimensions in inches: (not including topper)
39 x 75 x 12 Twin
39 x 80 x 12 TwinXL
54 x 75 x 12 Full or Double
60 x 80 x 12 Queen
76 x 80 x 12 King
72 x 84 x 12 California King
Custom sizes are available upon request.
| Comfort Level | Customizable |
| Mattress Materials | Dunlop Latex, Wool, Cotton |
| Organic? | Yes – certified |
| Compatible with Adjustable Base | Yes |
| Number of layers | 4 + topper |
| Layers wrapped? | Yes |
| Components? | Yes |
| Customizable | Yes |
| Customizable by side? | Queen, King only |
| Removable cover | yes |
| Machine washable cover? | no, spot clean |
| Weight Capacity | Adult |
| Temperature regulation | Yes |
| Breathable Construction | Yes |
| Low Motion Transfer | Yes |
| Edge Support | No |
| Reversible? | No |
| Mattress Type | Dunlop Latex |
| Product Warranty | Yes |
| Warranty Length | 20 years |
| Full or Limited Warranty | Limited |
| Shipping fee | Call for quote |
| Mattress disposal available? | Yes, for a fee |
| White Glove available | Yes, for a fee |
For more information about Obasan, click HERE.
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