How Thick-Skinned Are You? (Epidermis Skin Layers)
Are you a thick skinned person? No need to be a doctor or work in the medical field to enjoy any of these wry anatomical health and medicine gifts featuring the common query: "How Thick- Skinned Are You?" Features the five different layers of the epidermis. Make others do a double-take with biological epidermis attitude! Memorable scientific educational gifts for anyone with thick skin -- literally and metaphorically!