Mattress The Luxury Alpaca combines pocket springs for perfect anatomical support with layered natural fillings for indulgent comfort. Wool, pashmina and alpaca also chosen for their breathability and moisture-wicking properties make this mattress an expertly handcrafted mattress that will deliver years of peaceful sleep. 2550 Pocket SpringsPocket springs move independently and so provide the best postural support. The individual pocket springs follow and support your body shape and weight. *King size. Firm Edge Support Firmer springs along the sides add strength to the edge of the mattress to allow you to use the whole surface of the mattress as a sleeping area. Spring TensionMedium tension only. Wool, Pashmina & Alpaca Provides a durable insulating layer of natural resilience and luxurious loft and gives optimum support. No TurnNo need to turn the mattress, although regular rotation will extend its life. 4 Rows Of Side Stitiching Provides a more robust mattress border than a standard mattress. Hand TuftedThis traditional skill ensures all loose fillings are secured to provide the perfect finish to your mattress.