Sol Supermercado posted a recipe
2/3 of a cup of 99° alcohol, sold in the Mercadona, Chinese Shops and Chemists.
1/3 of a cup of Aloe Vera Gel, sold in Chemists, Parapharmacies and places like Druni, (not sure if Mercadona have it)
A few drop of a essential oil of your choice. (Make sure its one that won’t react with your skin type, allergies etc)
And a little plastic dispensing bottle to transfer your mixture in. Sold in all Chinese shops.
They have also made some and have it on sale