Montbell, brand new, unused!! THERMATEC warmer for knees, unisex, size M, made with CLIMAPLUS material. - Brand: mont-bell - Model name: THERMATEC warmer - Size: M - Gender: Unisex - Material: CLIMAPLUS Thank you for viewing. This is one piece! Although it is new and unused, please consider only if you understand that it has been stored at home! When shipping, I will try to make it as small as possible, so I will either flatten the box or send the product only. Please let me know if you don't need the box!