Merrypigs Sanctuary
Adult Guinea Pig
I've been really struggling to find these at a reasonable price - the Scratch and Newton page sell them for £5.99 but they are sold out! They're over £10 everywhere else! I kept searching and found some for £5.99 on The Hay Experts website! So if you are looking for some, try there:
Ice Pod | General Care & Wellbeing | The Hay Experts
Ice Pod | General Care & Wellbeing | The Hay Experts