Painting your nails at home sounds simple enough until you’re halfway through your dominant hand and things start to go sideways. Whether you’re looking to save money on salon visits or just enjoy experimenting with color, a DIY manicure is a skill worth developing. And like most skills, the right technique makes all the difference.

To help take the guesswork out of it, two nail professionals London-based nail artist and manicurist Mariana Augusto, and Ashleigh Alli, founder of vegan nail color brand ASHE London shared their best advice for getting a clean, streak free finish every single time.

Start with the right tools

Before you open a single bottle of polish, make sure your kit is stocked. Augusto recommends eight essentials for anyone just getting started: a nail file, a buffer, a cuticle pusher, cuticle nippers, acetone to dehydrate the nails, a good base coat, a top coat, and cuticle oil. She also suggests keeping hand cream nearby for some extra pampering after the process.

Prep your nails properly

This is the step most people rush through and it’s the one that matters most. Begin by gently pushing back your cuticles, then soak your hands in warm soapy water to soften the skin and clear away any dirt or residue. Use cuticle nippers or a cuticle removal solution to carefully clear away dead skin, which will appear white and is safe to remove.

Next, trim and file your nails into your desired shape. Try to file in one consistent direction to prevent the nail layers from splitting. Finally, swipe each nail with a cotton pad soaked in acetone to remove any remaining oils. Augusto explains that skipping this step can trap oils beneath your polish, cutting the life of your manicure significantly short.

Always apply a base coat

It may feel like an optional step, but Augusto is firm: a base coat is non negotiable. It acts as a protective barrier between the natural nail and any color applied on top, and it helps the polish grip and last longer. Apply a thin, even layer and allow it to dry completely before moving on.

Use the 3 stripe method

Once your base is dry, it’s time for color. After fanning the brush against the inside rim of the bottle to remove excess product, apply polish using what the pros call the three-stripe method: one stroke down the center of the nail from cuticle to tip, then one stroke on each side. This technique ensures full, even coverage with minimal mess.

Apply polish in thin layers, letting each coat dry fully before adding the next. Some shades may need a third coat to reach their true color that is completely normal. Alli also advises rolling the polish bottle between your palms for 15 to 20 seconds before use, which mixes the formula evenly without creating the air bubbles that lead to an uneven finish.

Seal it with a top coat

Once your color is exactly where you want it, lock everything in with a top coat. Using the same three-stripe method, apply a clear varnish over the entire nail and across the free edge for added protection. This final layer helps prevent chipping and adds a glossy, finished look.

Take care of your nails afterward

Aftercare plays a major role in how long a manicure lasts. Both experts recommend applying cuticle oil daily, as polish and remover can dry out the nails over time. When doing household chores particularly washing dishes wear gloves to protect against excess moisture, which can lift the polish prematurely. Baths are fine, but try to keep nails from being fully submerged. And if you wear gel polish, resist the urge to pick it off. Doing so can pull away layers of the natural nail, weakening it and affecting the wear of future manicures.

Fix the most common nail painting problems

A few issues tend to come up repeatedly for at-home manicure enthusiasts.

Streaks are among the most frustrating, but Alli says the fix is simple: apply an extremely thin first coat thin enough that one side of the brush is nearly clean. Resist the urge to correct streaks on the first layer; they almost always disappear by the second coat. If needed, a third thin layer will take care of any remaining unevenness.

Staining from darker colors can be avoided altogether by using a solid base coat, which forms a barrier between the pigment and the natural nail.

Painting the non dominant hand is a challenge Augusto acknowledges freely. Keeping a clean-up brush dipped in acetone nearby makes it much easier to tidy the edges and clean up any spots where polish strays onto the skin. The rest, she says, is simply a matter of practice.