Physical Attack +50
Physical Defence +11
Required pirate level: 80
Obtained by synthesizing Kid's Goggles Blueprint(50 fragments to make one, costs 15000 beli) +1 Snow Goggles +1 Shichiseiken and costs 36000 beli.
Kid's Goggles Blueprint Fragment can be obtained from Adventure mode normal or elite missions:
There are currently no missions where you can obtain this from, but maybe you can get lucky enough to obtain them through Arena, Takoyaki Store, Level 5.5 Store, or Grand Line. Otherwise, you will have to wait until more chapters are released.
Kid's Goggles Blueprint has been confirmed to spawn in Arena/Grand line Stores, and costs 3860 arena/grand line coins.