BLOOM is a spankin new spec-u-plug that is designed to stretch you wide from the inside. Lube safe: Water based (recommended), silicone, hybrid. Cleaning: detergent and hot water, diluted bleach/water solution, dishwasher.Pure Platinum Silicone.Made in the USA.Stats (Approximate):Total Length: 4.5â  / 11.43 cm,Usable Length: 4â  / 10.16 cm,Smallest Usable Circumference: 4.5â  / 11.43 cm,Largest Usable Circumference (Closed): 8â  / 20.32 cm,Largest Usable Circumference (Open): 9.5â  / 24.13 cm