Toddler supplies (Salperton GL54)

Hi, I'm going to be staying in the UK for 2 months (from overseas) with my two toddlers, and need to get all toddler-related supplies, anything is helpful! Baby monitor, bedrails, stepstool, potty, wellies, etc. I'll happily reoffer to the community when we depart. Arrival April 13th and departing June 13th. Would be so appreciative!