Gelli Play Sensory & Modelling Fun! Turns your water into eco-friendly goo or modelling gelli. Colourful, tactile, sensory playtime activity, ideal for early years settings or for changing materials in a primary setting. This product is fully eco-friendly and recyclable from the box to the certified biodegradable powder! It is safe for the skin, stain free and easy to clean 1 x 50g bag makes up to 12 litres of Gelli/Goo or alternatively 1 x 50g bag with 4 litres of water, mix and stand for 30 mins to create Modelling Gelli!". Contains:. 12 x 50g Colour Powder. 12 x 50g Dissolver Powder. 1 x Instruction/usage leaflet. Colour: Green Age suitability 3 years +