Features:*Medical silicone and ABS material, soft, odorless and non-toxic*Tight deep throat design with waves and grains *30 powerful vibration function*Splash-proof for easy clean*Power with 4 AA batteries (not included)Discreet packaging without retail display box for privacy protection, please contact for extra cost if you need retail box for reselling purpose.Use with water-base lubricant (not included)