I've asked Glossop caravans what extras are on their exclusive model, sprite celebration 590, above the sprite challenger 590 with the extra pack. he emailed me this list but i'm not sure what some of them are and if they are worth it.
Exclusive Upholstery including fins and wall pads, Alko Wheel Lock, Heavy Duty Corner Steadies, Omnivent Extractor fan, External Entertainment Pod, En Route Gas Regulator, Truma Ultra Flow Waterline, Side Lift Jack and Brackets.
Exclusive Upholstery including fins and wall pads, Alko Wheel Lock, Heavy Duty Corner Steadies, Omnivent Extractor fan, External Entertainment Pod, En Route Gas Regulator, Truma Ultra Flow Waterline, Side Lift Jack and Brackets.