While the RecoveryAir Compression Half-Jacket and Pants, and RecoveryAir Compression Sleeve are one size fits most, please refer to the following maximum measurements for the best fit

RecoveryAir Compression Half-Jacket
Max chest circumference: 47.2 in (120 cm)

RecoveryAir PRO Compression Pants
Max waist circumference: 47.2 in (120 cm)

RecoveryAir Compression Sleeve
Max circumference at the top of the sleeve: 28.7 in (73 cm)
Max circumference at the bottom of the sleeve: 12.9 in (33 cm)