Second batch of these I've had. I recently bought a single tube, from Goldtop ( whose gear is usually great ), it cost almost twice as much and whilst thicker and well made has no stretch whatsoever.
Oxford Motorbike Motorcycle Neck Warmer Comfy Balaclava - Masks
Oxford Motorbike Motorcycle Neck Warmer Comfy Balaclava - Havoc Orange
Oxford Motorbike Motorcycle Neck Warmer Comfy Balaclava - Nacreous
Oxford Motorbike Motorcycle Neck Warmer Comfy Balaclava - Haste
Oxford Motorbike Motorcycle Neck Warmer Comfy Balaclava - Hex
