# 🌉 Bridging to Superposition Testnet

1. Add the Superposition Testnet to your Wallet ([Click here for a tutorial from Metamask](https://support.metamask.io/networks-and-sidechains/managing-networks/how-to-add-a-custom-network-rpc/#adding-a-network-manually)) with the following network details (You can skip this step if you have already done this):

| Description     | Content                                      |
| --------------- | -------------------------------------------- |
| Network Name    | Superposition Testnet                        |
| RPC URL         | <https://testnet-rpc.superposition.so/>      |
| Chain ID        | 98985                                        |
| Currency Symbol | SPN                                          |
| Block Explorer  | <https://testnet-explorer.superposition.so/> |

2. Head to <https://bridge.superposition.so/>
3. Select the tokens and amount you want to bridge from Arbitrum Sepolia to Superposition under the "Deposit" field.

<figure><img src="/files/jP3qkVYMz37dIbqzU1fo" alt="" width="375"><figcaption><p>Select the tokens and the amount you want to bridge from Sepolia</p></figcaption></figure>

4. Click on "Deposit", approve the token and initiate the deposit
5. You're now good to go! Your tokens should arrive in approximately 10 minutes on the Superposition Testnet
6. Click on "Withdraw" to bridge from the Superposition Testnet back to Arbitrum Sepolia

{% hint style="info" %}
The Superposition Testnet bridge currently supports the following Arbitrum Sepolia Assets:

* SPN
  * Contract Addresses:  [ARB Sepolia](https://sepolia.arbiscan.io/address/0x2F26b901590801476C5bAC1dEbc4E42379127A44)
  * [Faucet](https://faucet.superposition.so)
* USDC
  * Contract Addresses: [SPN](https://testnet-explorer.superposition.so/token/0x6437fdc89cED41941b97A9f1f8992D88718C81c5) | [ARB Sepolia](https://sepolia.arbiscan.io/token/0x2f26b901590801476c5bac1debc4e42379127a44?a=0x7a08EaA93C05Abd6b86bB09B0f565D6fC499Ee35)
  * [Faucet](https://faucet.circle.com/)
* WETH
  * Contract Addresses: [SPN](https://testnet-explorer.superposition.so/token/0xde104342B32BCa03ec995f999181f7Cf1fFc04d7) | [ARB Sepolia](https://arbiscan.io/token/0x82af49447d8a07e3bd95bd0d56f35241523fbab1)
  * [ETH Faucet](https://faucet.quicknode.com/arbitrum)
    {% endhint %}


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