The Colva Mattress is our bestselling model and the top choice recommended by medical professionals. Featuring a unique "sandwich" construction of alternating 2” layers of organic latex and coir, it offers exceptional support and comfort. Flip the mattress to choose your preferred feel — from medium to firm — for a customized sleep experience. Crafted entirely from certified organic materials including coir, latex, wool, and cotton, the Colva Mattress is free from harmful chemicals and off-gassing. The rubberized palm coir provides natural, spring-free support, while high-quality organic latex delivers lasting comfort. Organic wool serves as a natural fire retardant, and the soft cotton cover finishes the mattress with breathable, cozy elegance. Enjoy better sleep with a mattress that balances firmness and plush softness — perfect for easing body aches and promoting deep, restorative rest. Designed to keep you cool in warm weather and moisture-free in humidity, the Colva Mattress is ideal for all seasons. Available in standard sizes — Twin, Twin XL, Full, Queen, and California King — with custom sizing also offered. Choose the Colva Mattress for natural comfort you can feel good about.