Walk-In Lab Cashback

Earn 4% Cash Back5% Super Cash Back
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Get Cashback Easily

  • Join for FREE with an email and password
  • Click the "Start Shopping" button or choose a coupon
  • Cash back will be added to your Extrabux account!

Walk-In Lab Cash Back Detail

  • Cash Back
Walk-In Lab Restrictions Apply:
  • Use of coupon/promotional codes not listed on Extrabux may void Cash Back.

  • Do make sure your shopping cart is empty when you click through to the store from Extrabux.

Walk-In Lab Promotions

Walk-In Lab Cash Back

May Sale: Save 15% on Tests & Panels

4% Cash Back 5% Super Cash Back
Walk-In Lab Cash Back

Memorial Day Sale: 15% Off Sitewide

4% Cash Back 5% Super Cash Back