You will receive a box of 36 2LTR Hot Water Bottle. Material: 100% Natural Rubber. A box of 36 pcs Hot Water Bottle 2 LTR. Keeps you warm in those cold chilly nights. Our hot water bottles comply with BS 1970:2012 standards. Safety information is included with the product. Approximate Dimensions: (see final image). Approx Depth: 4.3cm. Do not use boiling water when filling the hot water bottle. Fill to maximum 2/3 capacity. Hold the bottle by the neck in an upright position and fill slowly to avoid hot water splashing back. Expel air from the bottle by lowering it carefully onto a flat surface until water appears at the opening. Screw the stopper sufficiently tight to ensure that there is no leakage. Finger tight should be adequate. Warning: Do not fill using water from the domestic water system as this can considerably shorten the life of the bottle. When not in use, drain completely and keep, with the stopper removed, in a cool, dry and dark place. Check the hot water bottle and stopper for wear and damage at regular intervals. Prevent contact with hot surfaces. Prevent contact with oil or grease. Prevent exposure to sunlight. Do not lie or sit on the hot water bottle. Retain these instructions for future reference.