The shaft is made of strong birch wood.
The cotton ball part is soft and does not easily fray.
High quality medical cotton buds! Material: Cotton ball/cotton, stem/wood (birch)
EOG sterilized (individually packaged)
Cotton diameter x total length (approx. mm): φ21 x 254
Quantity: 1 box (1 piece/bag x 50 bags)
Model number: W4100-1
Expiration date: 3 years from date of manufacture
Medical device notification number: 21B3X00013000013
