Event Horizon Spinner Coin giftguide Bottle includes handy

Bottle includes handy

Low profile bladder ports

concave finish on both sides

CNC machined out of aluminum

2 × 22 mm screws (up to 12 keys)

Event Horizon Spinner Coin giftguide Bottle includes handyA pocket sized black hole that can be carried with you. Each black hole in space has an event horizon, which is a point of no return. Anything that crosses the horizon cannot escape from the gravitational pull of a black hole. Not even light, because the escape velocity would need to be faster than light, which is simply impossible. The contact point of this this coin is ceramic, and it can spin from 5 to 15 minutes. It's also tactile and soothing,