4 Sided Snow Block Buffer Durable and long lasting! Please note that this buffer is slightly more coarse than thePINKchair buffer that comes in your orders. SnowBlock® is a four sided buffer that is guaranteed to stay white and is the ideal grooming tool for acrylic nails. Use before applying nail polish or nail treatments. Product Details Gentle On Nails Smoothes Out Rough Areas Perfect for General Manicure Purposes Guaranteed Not To Yellow Grit: 150 Don’t get stuck with an inventory of ugly, yellowing buffing blocks that embarrass nail technicians. The nail professional clients trust the SnowBlock® for safe, sanitary-looking tools. You’ll never be disappointed with the SnowBlock® buffer. With superior quality and durable grit, the easy-to-grip SnowBlock® buffer will stay bright white. We guarantee it!