Shampoo the hair next to your scalp only.

Shampoos can strip the hair like Malaysian body wave virgin hair weave of natural oils needed to keep cuticles sealed and smooth. Focus on your scalp when cleansing with shampoo, and the rest of your hair will be cleansed when you rinse it.

Condition your hair thoroughly.

Use a heavily moisturizing, or deep, conditioner. Leave it in for several minutes before rinsing. This coats your hair such as deep wave Peruvian hair in moisture to help prevent split ends and knots.

Rinse your hair with cold water.

This seals the hair follicles, locking in moisture for a longer period of time.

Dry your hair with paper towels.

Soak up the water with paper towels in lieu of regular bath towels to prevent friction against the hair cuticle, which leads to dryness and damage.

Conditioner

Apply a leave-in conditioner made for your hair such as virgin deep wave Brazilian hair type, and comb it through your hair. Massage the conditioner from mid-shaft to the ends of the hair, focusing on the most problematic areas. Disperse the conditioner evenly through your hair with a wide-tooth comb.

Seal in smoothness with a hair oil after your regular hairstyling.

The hair oil adds moisture to keep hair smooth and tangle-free throughout the day. Moroccan argan oil is a suitable choice for most hair types, along with macadamia and tea tree oils.

Spray the back of your hair with a flexible hairspray.

This type of hairspray has just enough hold to prevent knotting, while still allowing the moisturizers and oils to keep hair soft.

Wear clothing with a low collar whenever possible.

Avoid high-collared polo shirts and scarves -- these can rub against the hair, leading to knots.

Peruvian deep wave

How to Prevent Knots in the Back of Long Hair When Down