GREAT SAFE MATERIALS: Water bombs are made of biodegradable natural latex material, which are safe and non-toxic, with good quality and without any chemical powder coating or odor.GREAT VALUE WATER BOMBS: Each pack comes with 500 bio-degradable latex water bombs in bright neon coloursCOLORFUL WATER BALLOON BOMBS: Our water balloons are multi-color, includes blue, green, yellow, pink, purple, red and orange.SUMMER FUN WITH WATER BOMBS: For young and old: An ingenious cooling off on hot summer days, the surprise for children's birthdays and parties and guaranteed water fun for young and old. Can be used for target practice.WATER FILLER INCLUDED: Filler included for easy filling with tap or bottle. You can also use a syringe . Size of single balloon maximum (with water): 10cm x 5cm Size of single balloon (without water): 5cm x 2cm.