DescriptionAdjustable open heel design, each fin can accommodate a widerrange of sizes, family members or friends can share equipment moreeasily. Wears comfortably, support various way to put on. Carefullyselect high-grade material, safe and durable for use, not easy to break.Features-Color:As Shown -Material:Silicone -Size(XS):26.70X11.50X4.50cm/10.49X4.52X1.77in -Note:Suitable for 33-35. - Open heel adjustable fins enables perfect and comfortable fit for your foot, easy to use.- Suitable for travel and travel, with this diving finto help you quickly swim. Perfect for snorkeling,diving or swimming.- Selection of premium silicone material with the advanced technology and workmanship, can stand up to years of use.- Stylish looking diving fins. Perfect for snorkeling,diving or swimming, bring much convenience to you.-Scientific design is adopted to minimize fatigue and prevent cramps, a nice helper for you.