raceBand anti-puncture strip for 28" tires Color: yellow Type of bike: city bike Material: polyester - Width: 19 mm - ETRTO format: 19-23 x 622 - Size in inches: 28" x 3/4 // 28" x 1 5/8 x 1 1/16 - Sold in packs of 2 - Protects against nails, glass shards, thorns, and splinters - Easy installation between the inner tube and the outer tube - Sealing - Weight (packaged)