If you mean 'Alkali (s) , or base, it is the opposite of an acid. And like acids on skin, it can cause and feel like burns - it can actually cause chemical burns. I have had such an experience from hydrochloric acid personally, and it is very painful. So alkalis can cause chemical burns, and cause a burning feeling on exposed skin.
acids and alikline are cemicals what might be corrosive and if it is corrosive it can burn through skin and metal and anything.
They have skin, so they feel like us
Untreated shock would make the skin feel cold and clammy.
Slippy
A Dolphin
hard
It's dry - having a similar feel to leather.
loose skin kinda like a really old persons extra skin would feel like if they had a large amount of hair
hg
A hippos skin probably feels like leather.
it feels try
Rough and Rigid