if (offeredItems.freeSlots() < 28) {
            StringBuilder sb = new StringBuilder();
            for (Item item : offeredItems.getItems()) {
                if (item != null) {
                    sb.append(item.getDefinition().getName());
                    if (item.getAmount() > 1) {
                        sb.append(" x " + item.getAmount());
                    }
                    sb.append("\n");
                }
                player.send(new UpdateInterfaceTextEvent(3557, sb.toString()));
            }
        }