Strong Adhesive Seal Extensions 52cm Long Straight Human Hair 1 piece ¥140 Light GRAY is the 8-peak type. 1 sheet is 4cm. Cut in half to use. So, 1 sheet becomes 2 pieces. 10 pieces is 5 sheets. Currently the best-selling seal extensions at beauty salons. Sold in units of 10 pieces per color. 10 pieces ¥1400 + shipping ¥250 = ¥1650 20 pieces ¥2800 + shipping ¥250 = ¥3050 30 pieces ¥4200 + shipping ¥250 = ¥4450 40 pieces ¥5600 + shipping ¥250 = ¥5850 50 pieces ¥7000 + shipping ¥250 = ¥7250 Shipping ¥250 We also have many other extensions & wigs for sale in our shop. Please comment if you want to add more pieces. Thank you. 1