302 Pcs Flat Ceramic Level Wedges Tile Spacers Reusable Flooring Wall Tile Leveling System Leveler Wearable and recoverable. Easy to carry out DIY operation. Keep the tile balance in the same horizontal position. Improve tile installation speed. Reduce fatigue/stress of installers. Almost no slippery, flat surface. Reduce the need for grinding and polishing. Prevent the tiles from moving during curing. Suitable spacer: 2mm-8mm spacer Tile thickness: 5mm-20mm Use tip: 1. Lay the first tile, leaving a distance of more than 2mm (used with cross spacers). Close to the tiles. 2. Insert the T-shaped needle along the tile gap. 3. Then rotate 180 degrees to clamp the T-shaped needle at the bottom of the two tiles. 4. Use your hand/special wrench to adjust the cover until both tiles are on the same level. 5. About 5-6 hours after leveling, before the cement/adhesive is completely dry, rotate the cap in the opposite direction and remove the 180 degree T-shaped needle until the words are taken out. colour:Black+red Material:pp+stainless steel size:67 x 37mm Package Contents: 100 x Tile Levelers 200 x Cross Spacers 2 x Wrench Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.