How much does this cost to the nearest dollar?

Luumi Unplastic Sipper Lid - Reusable 100% Platinum Silicone Sipper Lid - Microwave, Oven, Freezer and Dishwasher Safe (Clear)
Seals up a mug or glass tightly so you can drink without spilling. No more Disposable lids! Pure 100% Platinum silicone - Unlike other silicone straws which may contain toxic fillers, lump only uses Pure 100% Platinum silicone. One size fits all sipping lid – the sipping lid works just like a disposable drinking lid, minus the disposable part. Place it over your mug or glass, and enjoy whatever liquid you've placed inside. Wash and reuse as needed. Freezer and microwave safe – seals up a mug or glass tightly so you can drink without spilling. No more Disposable lids! Place this on your

Price is $4.00

Price: $3.99