There are 4 sizes in one package: you will be 2 cups with a diameter of 2.95 inches/7.5cm for the marshmallow, 2 pieces of foam per cup with a diameter of 3.15 inches/8cm and 2 pieces of foam with a diameter of 3.54 inches/9cm 1 cup of whisk foam, and 2 cups of marshmallows for a whisk with a diameter of 3.94 inches/10 cm; 4 sizes, 8 sponges for yours. High-quality material: The products are made of high-quality memory foam material, which is soft to the touch and very flexible; Not easy to break and deform, can be used for a long time, soft enough to adapt to different cup shapes, ensuring safety and experience. Tip: Once you receive your cups, unwrap and let them rest until they have regained their shape. Perfect friction: grasp the cup from the inside, keep the cup rotation stable, easy to adjust the position in the cup, which will bring you more. Fits 1/2 inch (about 1.3cm) PVC pipe: this cup stirrer foam will fit well with 1/2 inch (about 1.3cm) PVC pipe, which means the PVC pipe should be 0.84 inch (about 1.3cm) with a diameter of 2.13cm); The diameter of the hole in the center of the foam is 0.75 inches (about 0.75 cm)/0.75 inches (about 1.9 cm); The hole diameter in the middle of the foam should be smaller than the diameter of the PVC pipe to keep the PVC pipe tight. Specially designed for spout: just make your own glass cup, protect the cup from slipping, and attach the cup to the PVC pipe of the spout; Make the size of the cup opening, and always use a slightly larger foam than the cup, not a smaller one. Color: Black + PinkMaterial: SpongePackage Content: 8 x Turner FoamOnly the above package content, other products are not included. Note: The light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3cm.