Open-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-inOpen-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-in
← SUPPORTED ASSETS
Sponge

Polygon

Sponge

SPONGESUPPORTED

Secure Sponge (SPONGE) with your KeepKey hardware wallet. Private keys are generated and stored offline, and every SPONGE transaction is verified on the device screen before it is signed.

Platform Support

KeepKey Hardware WalletYES
Vault Desktop AppYES
Built-in DEX swapsYES

Asset Information

SymbolSPONGE
NetworkPolygon
Decimals18

CAIP

eip155:137/erc20:0x53df32548214f51821cf1fe4368109ac5ddea1ff

Why KeepKey for Sponge

Cold storage done right.

Open Source

Firmware and software are publicly auditable on GitHub. No black boxes, no hidden code.

Built-in Swaps

Trade SPONGE directly from your hardware wallet without exposing your private keys.

On-device Signing

Every SPONGE transaction is verified on the device display before broadcast.

Secure your SPONGE

KeepKey Hardware Wallet

$59.95

Store, send, and receive Sponge from a device that never exposes your private key.

Learn more
FREE SHIPPING·LIFETIME UPDATES·OPEN SOURCE
Sponge (SPONGE) Wallet — KeepKey Hardware Wallet | KeepKey Hardware Wallet