- Delivery charges and estimated timescales are specified in the Postge & Payment section which will be shown while placing final order. We make every effort to deliver goods within the estimated timescales; however delays are occasionally inevitable due to unforeseen factors. Sustuu shall be under no liability for any delay or failure to deliver the products within estimated timescales. We work closely with brands to source our products directly from the brand themselves or their official distributors/agents. All of our products are Top notch Quality and thus they are always Guaranteed, and we always state the condition of the item to indicate if it is Brand New just as you buy from a high-street retail store or Refurbished. We are happy for customers to collect items ordered on ebay wi.