The sponge is environmentally friendly and non-toxic. Their color is ivory white but when they touch the air, the color may become the light yellow. This case is normal. It won't influence the using of the sponge. Please don't worry.
Before using the sponge, please soak it for about 1-2 hours and squeeze out the water. Then making the sponge wet with the clean water. Soaking the seeds for several hours to make them drink enough water.
1. Please allow 1-3mm differences due to manual measurement. May be Some pictures look like larger size, please notice the exact items size.
2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.
Hope you can understand.
●100% polyurethane, produced from polyurethane sponge without any irritated chemical elements.
●Hydroponics Seed Growing Media Sponges is very easy to use. You will get 100pcs sponges. They are good for starting new plants from seed or hydroponics
●The sponge's Dia. Is about 32mm(1.3inch), the height is about 30mm(1.2inch). They fit for the 1.8" net cup pots baskets.
●The sponge is a good seed starter. Even though you don't have the professional knowledge, you still can use them easily.
●They can fit for most seeds, such as fruits, beans, vegetables, cereals, flowers and so on.
●The sponge is environmentally friendly and non-toxic. Their color is ivory white but when they touch the air, the color may become the light yellow. This case is normal. It won't influence the using of the sponge. Please don't worry.
●Shaping and sizes to your individual requirements.
NameHydroponic Planting Sponge
Model No.L1-06Dimensionsapprox. 3 x Ø3.2 cm
Density20 DProduct Weightapprox. 0.2 g
Material100% polyurethane foam
ColorWhite / Customizable
PackingPoly bag + Carton box / Customizable
ServiceOEM, ODM availableChina Hydroponic Sponge