The Savvy Rest Serenity mattress is a certified organic latex product with 
3 x 3" layers available in different firmnesses.  The best-selling is Top: Plush
Middle:  Medium   Base:  Firm.  Layers can be Dunlop latex, or Talalay. Due to the personal use  this product is not eligible for refund or return.  You may, however, exchange latex layers within 90 days.  Savvy Rest will ship your preferred firmness and have you ship back the unwanted layer.  Shipping fees apply.  Since there are many choices of comfort with this mattress, feel free to contact our sleep experts, Bill or Karen (the Sleep Diva.)