Per 
Item #: SCP-4879
Object Class: Keter
Special Containment Procedures: 4879 Is To Be Contained In A Very Well Lit Room, Preferably With Fire In A 15 x 15 Ft Cube With Fire Proof Walls And A Floor Made Of Coals, Windows Are To Be Replaces Every Week, If And Coal Gets Out Of The Cell Check For Weak Spots In The Floor IMMEDIATELY If 4879 Escapes The Others Will Too.
Description 4879 Appears To Be A Shadow From A Water Bottle, 7 Inches In Full When Detached From The Bottle And 4 When Attached, It Will Drown Anything That It Not Currently Drink Any Water, If They Drink From The Bottle It's Attached To, They Will Become One. They're Are Currently 1500 In Existence. The First Report Of A 4879 Was In ██████, Germany Right Next To █████ River, In A Abandoned House With The Body Of ████ █████████, Eating The Skin.
