Best cuticle intact K-Tip extensions (also called keratin bond or keratin fusion extensions) are individual strands of human hair pre-bonded at the tip with a small keratin “bond” (which matches a protein in your natural hair). These are then fused (with a heat tool) strand-by-strand to your natural hair.
The benefit: the bonds are relatively small & discrete, so they blend naturally and are less visible than some other methods.

Pros

Natural look: Because each strand is bonded individually, they can blend seamlessly with your natural hair.
Durable: With proper care, they last longer than many temporary methods. alovehair.com
Styling versatility: You can curl/straighten (with caution) because they’re real hair.
Comfortable & discreet: When properly installed, you often won’t feel the bonds.

Cons / things to watch

Time & cost: The installation is time-consuming (2-6 hours typical) and quite costly. alovehair.com
Maintenance required: You’ll need “move-ups” (adjusting/removing/reinstalling) periodically.
Risk of damage: If improperly installed, the bonds can pull on your natural hair, causing breakage or thinning.
Not always ideal for every hair type: Very fine or fragile hair might struggle under the weight or installation method.
Care demands: You’ll want to avoid excessive heat, oil on the bonds, rough styling around the bond area, etc. alovehair.com

We use bond building technology that keep cuticle on hair ,so our cuticle intact flat k tip hair extensions can last more than 1 year ,no shedding,tangle free .