With quick dissolving effect, these effervescent tablets can effectively against algae and organisms, remove odors, making the swimming pool cleaner and more reassuring.Adopting fine workmanship, these effervescent tablets support fast, easy and precise measuring method, very useful.It is constructed of powder material.Length of the effervescent tablets is 5cm, width is 3cm, height is 2cm.This product is perfectly suitable for swimming pool, home, household, dorm, etc.Item Name: Effervescent TabletMaterial: PowderFeatures: Quick Dissolving, Multipurpose, EfficientSize Details:Size: 5cm x 3cm x 2cm/1.97" x 1.18" x 0.79" (Approx.)Notes:The quantity is about 100pcs, due to manual calculation, the quantity might has 1-5pcs more or less, hope you can understand, thank you.Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:100 x Effervescent Tablets