Buff Original EcoStretch neck tube Multifunctional product designed for all-year-round use. Ideal protection against the cold during outdoor activities. Fit for most necks. Imagine you would start it all over again. Thats what we just did. Our legendary tubular enters a new era to become more comfortable and natural than ever. Optimal capacity for transferring moisture vapor away from the body keeping you dry and comfortable. Designed for improved sustainability, using exclusively Polyester microfiber obtained from clear plastic recycled bottles supplied and certified by REPREVEĀ®. Key Features Ultra stretch comfort All year use recycles 2 plastic bottles UPF 50 Seamless construction These are elasticated and are sized as one size fits all.