Official Licensed Spiderman 26" / 66cm Swim Ring Inner Tube - Licensed Spiderman Merchandise Spiderman swim ring inner tube. Licensed spiderman merchandise. 26" / 66cm. Forbidden for usage for children under the age of 3; this is not a life saving device. Do not leave child unattended while device is in use. Warning! For use only in water which depth is not a danger to the child and with full supervision of an adult. ; choke hazard! Includes small parts which are not suitable for children under the age of 3!