Hair becomes tousled after showering because the water and movement from washing can disrupt the natural alignment of the hair strands. Additionally, the weight of the water can cause the hair to become slightly stretched and tangled. The combination of these factors can lead to a tousled appearance as the hair dries and settles into a more natural position. **

Straw-like hair appears dry, brittle, and lacks shine, resembling the texture of straw. Tousled hair has a messy, disheveled appearance, often with loose waves or curls and a slightly unkempt look. Both styles can be achieved intentionally for a relaxed, beachy vibe or can occur naturally due to the texture and condition of the hair. **

To achieve curly and tousled hair, you can use a curling wand or iron to create loose curls throughout your hair. After curling, use your fingers to gently tousle and separate the curls for a more natural look. You can also use a texturizing spray or sea salt spray to add texture and hold to your curls. Finally, avoid brushing your curls too much to maintain the tousled look. **

One can achieve a tousled undercut with the help of a texturizing spray or a sea salt spray. These products can add texture and volume to the hair, making it easier to create a tousled and messy look. By applying the product to damp or dry hair and then scrunching or tousling the hair with your fingers, you can achieve the desired tousled undercut hairstyle. **

Diving goggles are not allowed in the swimming pool because they are designed for use in deep water and can obstruct peripheral vision, increasing the risk of collisions with other swimmers. Additionally, diving goggles are not necessary for swimming laps or recreational swimming in a pool with clear water. The use of diving goggles in a swimming pool can also create a safety hazard if the wearer dives into shallow water thinking it is deeper than it actually is. **

As an AI, I do not have physical form or the ability to experience sensations like having my hair tousled. **

To achieve a tousled look with a short haircut, you can start by applying a texturizing product to damp hair to add volume and texture. Then, use your fingers to tousle and scrunch your hair as you blow dry it to create a messy, undone look. You can also use a small amount of pomade or wax to piece out and define the ends of your hair for a more tousled appearance. Finally, finish with a light-hold hairspray to set the style and add some extra texture. **

To prevent hair from always being tousled, there are a few things you can do. First, try using a silk or satin pillowcase to reduce friction and prevent hair from getting tangled while you sleep. Additionally, using a wide-tooth comb or a detangling brush to gently comb through your hair can help prevent tangles and knots. Lastly, using a leave-in conditioner or a smoothing serum can help to keep hair smooth and manageable, reducing the likelihood of it becoming tousled throughout the day. **