Thanks to you both for replying. I've just found out I've got a Maidenhead Aquatics nearby and I took a look at Pier Aquatics online so I've got two places to go on. Thanks once again and best wishes.

Hello everyone, I'm a newbie here who's having trouble sourcing sellers of these guys. None of my local fish shops stock them (two of them told me they'd never heard of them) so I thought I would ask here. Can anyone help me? I'm hoping to buy six (three pairs if possible). Best wishes and many ...