Medical helmet for children with SPD who selfharm. Which fulfills the function of protection against any head impact. With other atypical complementary functions that other competitive products do not present. Key points: Impact protection. Comfort. Regulation of stimuli. Adaptable to different climates and contexts. Alternative communication. Increased personal autonomy. Caregiver work complement. Reduce biases. Inclusive aesthetics. SDG: 3: Health wellness 10: Reduction of inequalities 12: Responsible consumption and production 13: Climate Action