Still in great condition. Used for a month and a half.

Comes with white sheet cover

Twin: 37" W x 73" L x 4" D (94 cm x 185 cm x 10 cm)

Description from Walmart:
With 2.5lb density, this hypoallergenic mattress topper reduces the body pressure on all sensitive parts helping you get a stress-free body. Designed with two layers, a 2-inch base foam and 2-inch high-density visco elasticity memory foam layer