Cressi Sub Reaction Pro flippers.
The version with the closed heel of the Reaction model Are calculated on the powerful force of a push, despite the weight of the swimmer plus weight of equipment. The framework is a combination of three different materials and is made on the patented Cressi company of the technology guaranteeing surprisingly equal and powerful fungus. The blade is rather long, and has non-uniform thickness - the reinforced area of forward part of foot becomes gradually thinner with transition to edge of the blade. The area of foot with a wide sole is very convenient and well fits a leg, thanks to broad application of elastomers. Soles are completely covered with thermo-rubber that provides excellent coupling with a boat surface. These flippers are intended for swimming and a freediving, for skuba-diving, and by all means will surprise you with the fantastic execution.