Description: Size: Large One: app 22.5 cm (L) Colour: Black Material: sponge with a flexible Aluminum wire inside Weight: Large One: app 21g ; Small One: app 17g Instruction: The Instant Magic Hair Roller / Fast Chignon/ Instant Chignon NO PINS! NO BANDS! NO FUSS! Get the girls¡¯ all time favorite classic chignon bun in less than 3 minutes Just twist and tuck! As simple as that. Hair Roller is suitable for making small fancy buns. Note: DO NOT excessive force to fracture or damage Package Included: 2pcs sponge rollers of two different sizes