With Evans EC2S Tom Pack, you can revamp your kit with three of our finest clear tom heads. With built-in Sound Shaping Technology (SST), the EC2S tom packs deliver an extremely well balanced, pre-EQ'd sound. Combined with our revolutionary Level 360 Technology, the heads’ two-ply 7mil construction provides optimized attack, tone, and sustain. For over 60 years, Evans has been an innovator in drumhead manufacturing and design. As the creator of the first synthetic drumhead and other revolutionary products such as EMAD, Hydraulics, and the UV1 series, Evans drumheads are designed with the intent of solving problems for drummers. Regarded for high quality and consistency all Evans drumheads are made in the USA and feature Level 360 Technology.