The stunning The stone resin 1000mm x 900mm merlin shower tray with tiling upstands, with a 25 year guarantee. Made by Just Trays a renowned manufacturer in the UK. is extremely high quality, & extremely durable. Manufactured out of acrylic capped stone resin this tray will last for years. Featuring a 25 year guarantee & a white finish, this tray will be a stylish addition to any bathroom.