Hi Mike,
As we can check your page, the Pinterest button is properly working.
From the screenshot it seems that you must have entered long description in the Meta tag and Pinterest button was trying to share the complete description and ultimately giving the error.
Current Meta Tag contains –
<meta property="og:description" content="Spray sunscreen is all the rage now. But have you heard about spray sunscreen dangers? We have a community pool in our new neighborhood. I’m no longer a sun bather (I did way too much of that in my younger years), and really don’t care for chlorine, but we have been enjoying the pool quite a bit. And I am constantly seeing all kinds of people spraying sunscreen on themselves. It seems like everyone is using it. Well, I’m not going to even talk about unsavory ingredients like -oxybenzone – octinoxate – retinyl palmitate – paraben preservatives, etc. aside, just …" />
If you are still facing the issue, we suggest you to trim down the description and check again.