What TOG rating do I need?

TOG is a thermal-resistance rating. 0.5–1.0 TOG is widely recommended for warmer rooms (around 72–78°F), while 1.5–2.5 TOG suits cooler nurseries. The plush HALO Velboa at 3.0 TOG is specifically a winter-weight pick and would be too warm for many rooms year-round.