Can be purchased at www.contagioushair.com PLEASE READ.... To clarify, GPS is the name of the product demonstrated in my videos. Glue-Free Quick weave is the trademark name of my signature technique using GPS. GPS is a protectant used to prevent glue & adhesive from coming in contact with your natural hair. You will still need to apply your glue to your wefts in order for them to adhere to your hair. Here is a more in depth tutorial on my infamous Glue Free Quickweave.