Pack of 100 Navy Blue Mini Latex Balloons. Approx size: 13cm / 5 in when inflated. Material: Latex. Suitable for air inflation only. Balloon pumps sold separately. WARNING: CHOKING HAZARD - Children under 8 years can choke or suffocate on uninflated or broken balloons. Adult supervision required. Keep uninflated balloons away from children. Discard broken balloons at once. Always use a balloon pump when inflating balloons with air. Made of natural rubber latex which may cause allergic reactions.